Home / 5,108,331.76-7,049,545.52-2,816,573.92

Finding the Fourth Proportional to 5,108,331.76, 7,049,545.52 and 2,816,573.92

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Solution

The fourth proportional to 5,108,331.76, 7,049,545.52 and 2,816,573.92 is: 3,886,898.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,108,331.76 : 7,049,545.52 = 2,816,573.92 : x
  2. Step 2: Convert to fraction form
    5,108,331.76/7,049,545.52 = 2,816,573.92/x
  3. Step 3: Cross multiply
    5,108,331.76x = 7,049,545.52 × 2,816,573.92
  4. Step 4: Simplify right side
    5,108,331.76x = 19,855,566,059,484.84
  5. Step 5: Solve for x
    x = 19,855,566,059,484.84/5,108,331.76
  6. Step 6: Final answer
    x = 3,886,898.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.