Home / 9,857,007.70-14,785,511.55-6,987,226.30

Finding the Fourth Proportional to 9,857,007.70, 14,785,511.55 and 6,987,226.30

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Solution

The fourth proportional to 9,857,007.70, 14,785,511.55 and 6,987,226.30 is: 10,480,839.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,857,007.70 : 14,785,511.55 = 6,987,226.30 : x
  2. Step 2: Convert to fraction form
    9,857,007.70/14,785,511.55 = 6,987,226.30/x
  3. Step 3: Cross multiply
    9,857,007.70x = 14,785,511.55 × 6,987,226.30
  4. Step 4: Simplify right side
    9,857,007.70x = 103,309,715,161,113.77
  5. Step 5: Solve for x
    x = 103,309,715,161,113.77/9,857,007.70
  6. Step 6: Final answer
    x = 10,480,839.45

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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.