Home / 9,176,472.76-12,663,242.58-5,046,491.20

Finding the Fourth Proportional to 9,176,472.76, 12,663,242.58 and 5,046,491.20

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Solution

The fourth proportional to 9,176,472.76, 12,663,242.58 and 5,046,491.20 is: 6,963,998.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,176,472.76 : 12,663,242.58 = 5,046,491.20 : x
  2. Step 2: Convert to fraction form
    9,176,472.76/12,663,242.58 = 5,046,491.20/x
  3. Step 3: Cross multiply
    9,176,472.76x = 12,663,242.58 × 5,046,491.20
  4. Step 4: Simplify right side
    9,176,472.76x = 63,904,942,243,435.30
  5. Step 5: Solve for x
    x = 63,904,942,243,435.30/9,176,472.76
  6. Step 6: Final answer
    x = 6,963,998.47

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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.