Home / 10,941,733.60-16,388,980.80-7,115,358.40

Finding the Fourth Proportional to 10,941,733.60, 16,388,980.80 and 7,115,358.40

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Solution

The fourth proportional to 10,941,733.60, 16,388,980.80 and 7,115,358.40 is: 10,657,677.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,941,733.60 : 16,388,980.80 = 7,115,358.40 : x
  2. Step 2: Convert to fraction form
    10,941,733.60/16,388,980.80 = 7,115,358.40/x
  3. Step 3: Cross multiply
    10,941,733.60x = 16,388,980.80 × 7,115,358.40
  4. Step 4: Simplify right side
    10,941,733.60x = 116,613,472,202,718.73
  5. Step 5: Solve for x
    x = 116,613,472,202,718.73/10,941,733.60
  6. Step 6: Final answer
    x = 10,657,677.88

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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.