Home / 9,966,167.10-14,949,250.65-9,777,210.30

Finding the Fourth Proportional to 9,966,167.10, 14,949,250.65 and 9,777,210.30

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Solution

The fourth proportional to 9,966,167.10, 14,949,250.65 and 9,777,210.30 is: 14,665,815.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,966,167.10 : 14,949,250.65 = 9,777,210.30 : x
  2. Step 2: Convert to fraction form
    9,966,167.10/14,949,250.65 = 9,777,210.30/x
  3. Step 3: Cross multiply
    9,966,167.10x = 14,949,250.65 × 9,777,210.30
  4. Step 4: Simplify right side
    9,966,167.10x = 146,161,967,432,461.72
  5. Step 5: Solve for x
    x = 146,161,967,432,461.72/9,966,167.10
  6. Step 6: Final answer
    x = 14,665,815.45

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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.