Home / 21,864,721.56-32,761,095.24-7,479,925.92

Finding the Fourth Proportional to 21,864,721.56, 32,761,095.24 and 7,479,925.92

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Solution

The fourth proportional to 21,864,721.56, 32,761,095.24 and 7,479,925.92 is: 11,207,577.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,864,721.56 : 32,761,095.24 = 7,479,925.92 : x
  2. Step 2: Convert to fraction form
    21,864,721.56/32,761,095.24 = 7,479,925.92/x
  3. Step 3: Cross multiply
    21,864,721.56x = 32,761,095.24 × 7,479,925.92
  4. Step 4: Simplify right side
    21,864,721.56x = 245,050,565,453,264.59
  5. Step 5: Solve for x
    x = 245,050,565,453,264.59/21,864,721.56
  6. Step 6: Final answer
    x = 11,207,577.69

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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.