Home / 10,890,147.10-16,335,220.65-10,701,190.30

Finding the Fourth Proportional to 10,890,147.10, 16,335,220.65 and 10,701,190.30

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Solution

The fourth proportional to 10,890,147.10, 16,335,220.65 and 10,701,190.30 is: 16,051,785.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,890,147.10 : 16,335,220.65 = 10,701,190.30 : x
  2. Step 2: Convert to fraction form
    10,890,147.10/16,335,220.65 = 10,701,190.30/x
  3. Step 3: Cross multiply
    10,890,147.10x = 16,335,220.65 × 10,701,190.30
  4. Step 4: Simplify right side
    10,890,147.10x = 174,806,304,768,139.72
  5. Step 5: Solve for x
    x = 174,806,304,768,139.72/10,890,147.10
  6. Step 6: Final answer
    x = 16,051,785.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.