Home / 7,266,490.80-10,899,736.20-4,711,815.60

Finding the Fourth Proportional to 7,266,490.80, 10,899,736.20 and 4,711,815.60

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Solution

The fourth proportional to 7,266,490.80, 10,899,736.20 and 4,711,815.60 is: 7,067,723.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,266,490.80 : 10,899,736.20 = 4,711,815.60 : x
  2. Step 2: Convert to fraction form
    7,266,490.80/10,899,736.20 = 4,711,815.60/x
  3. Step 3: Cross multiply
    7,266,490.80x = 10,899,736.20 × 4,711,815.60
  4. Step 4: Simplify right side
    7,266,490.80x = 51,357,547,063,044.71
  5. Step 5: Solve for x
    x = 51,357,547,063,044.71/7,266,490.80
  6. Step 6: Final answer
    x = 7,067,723.40

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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.