Home / 9,069,678.76-12,516,156.70-4,995,297.76

Finding the Fourth Proportional to 9,069,678.76, 12,516,156.70 and 4,995,297.76

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Solution

The fourth proportional to 9,069,678.76, 12,516,156.70 and 4,995,297.76 is: 6,893,510.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,069,678.76 : 12,516,156.70 = 4,995,297.76 : x
  2. Step 2: Convert to fraction form
    9,069,678.76/12,516,156.70 = 4,995,297.76/x
  3. Step 3: Cross multiply
    9,069,678.76x = 12,516,156.70 × 4,995,297.76
  4. Step 4: Simplify right side
    9,069,678.76x = 62,521,929,527,318.98
  5. Step 5: Solve for x
    x = 62,521,929,527,318.98/9,069,678.76
  6. Step 6: Final answer
    x = 6,893,510.91

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Double scale
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1.5x scale

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.