Home / 28,929,911.10-43,377,545.61-9,760,243.74

Finding the Fourth Proportional to 28,929,911.10, 43,377,545.61 and 9,760,243.74

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Solution

The fourth proportional to 28,929,911.10, 43,377,545.61 and 9,760,243.74 is: 14,634,521.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,929,911.10 : 43,377,545.61 = 9,760,243.74 : x
  2. Step 2: Convert to fraction form
    28,929,911.10/43,377,545.61 = 9,760,243.74/x
  3. Step 3: Cross multiply
    28,929,911.10x = 43,377,545.61 × 9,760,243.74
  4. Step 4: Simplify right side
    28,929,911.10x = 423,375,417,996,567
  5. Step 5: Solve for x
    x = 423,375,417,996,567/28,929,911.10
  6. Step 6: Final answer
    x = 14,634,521.92

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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.