Home / 10,692,128.70-16,038,193.05-10,377,200.70

Finding the Fourth Proportional to 10,692,128.70, 16,038,193.05 and 10,377,200.70

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Solution

The fourth proportional to 10,692,128.70, 16,038,193.05 and 10,377,200.70 is: 15,565,801.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692,128.70 : 16,038,193.05 = 10,377,200.70 : x
  2. Step 2: Convert to fraction form
    10,692,128.70/16,038,193.05 = 10,377,200.70/x
  3. Step 3: Cross multiply
    10,692,128.70x = 16,038,193.05 × 10,377,200.70
  4. Step 4: Simplify right side
    10,692,128.70x = 166,431,548,145,195.12
  5. Step 5: Solve for x
    x = 166,431,548,145,195.12/10,692,128.70
  6. Step 6: Final answer
    x = 15,565,801.05

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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.