Home / 31,516,905-47,275,358.28-7,582,377

Finding the Fourth Proportional to 31,516,905, 47,275,358.28 and 7,582,377

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Solution

The fourth proportional to 31,516,905, 47,275,358.28 and 7,582,377 is: 11,373,565.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,516,905 : 47,275,358.28 = 7,582,377 : x
  2. Step 2: Convert to fraction form
    31,516,905/47,275,358.28 = 7,582,377/x
  3. Step 3: Cross multiply
    31,516,905x = 47,275,358.28 × 7,582,377
  4. Step 4: Simplify right side
    31,516,905x = 358,459,589,289,031.56
  5. Step 5: Solve for x
    x = 358,459,589,289,031.56/31,516,905
  6. Step 6: Final answer
    x = 11,373,565.69

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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.