Home / 9,076,220.10-13,614,330.15-7,977,908.70

Finding the Fourth Proportional to 9,076,220.10, 13,614,330.15 and 7,977,908.70

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Solution

The fourth proportional to 9,076,220.10, 13,614,330.15 and 7,977,908.70 is: 11,966,863.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,076,220.10 : 13,614,330.15 = 7,977,908.70 : x
  2. Step 2: Convert to fraction form
    9,076,220.10/13,614,330.15 = 7,977,908.70/x
  3. Step 3: Cross multiply
    9,076,220.10x = 13,614,330.15 × 7,977,908.70
  4. Step 4: Simplify right side
    9,076,220.10x = 108,613,882,948,357.31
  5. Step 5: Solve for x
    x = 108,613,882,948,357.31/9,076,220.10
  6. Step 6: Final answer
    x = 11,966,863.05

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Double scale
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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.