Home / 10,721,898.38-14,796,334.04-5,827,120.74

Finding the Fourth Proportional to 10,721,898.38, 14,796,334.04 and 5,827,120.74

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Solution

The fourth proportional to 10,721,898.38, 14,796,334.04 and 5,827,120.74 is: 8,041,488.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,721,898.38 : 14,796,334.04 = 5,827,120.74 : x
  2. Step 2: Convert to fraction form
    10,721,898.38/14,796,334.04 = 5,827,120.74/x
  3. Step 3: Cross multiply
    10,721,898.38x = 14,796,334.04 × 5,827,120.74
  4. Step 4: Simplify right side
    10,721,898.38x = 86,220,024,960,451.98
  5. Step 5: Solve for x
    x = 86,220,024,960,451.98/10,721,898.38
  6. Step 6: Final answer
    x = 8,041,488.73

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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.