Home / 7,266,460.80-10,899,691.20-4,711,785.60

Finding the Fourth Proportional to 7,266,460.80, 10,899,691.20 and 4,711,785.60

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Solution

The fourth proportional to 7,266,460.80, 10,899,691.20 and 4,711,785.60 is: 7,067,678.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,266,460.80 : 10,899,691.20 = 4,711,785.60 : x
  2. Step 2: Convert to fraction form
    7,266,460.80/10,899,691.20 = 4,711,785.60/x
  3. Step 3: Cross multiply
    7,266,460.80x = 10,899,691.20 × 4,711,785.60
  4. Step 4: Simplify right side
    7,266,460.80x = 51,357,008,040,606.71
  5. Step 5: Solve for x
    x = 51,357,008,040,606.71/7,266,460.80
  6. Step 6: Final answer
    x = 7,067,678.40

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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.