Home / 21,594,820.32-29,642,223.42-19,092,618.90

Finding the Fourth Proportional to 21,594,820.32, 29,642,223.42 and 19,092,618.90

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Solution

The fourth proportional to 21,594,820.32, 29,642,223.42 and 19,092,618.90 is: 26,207,565.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,594,820.32 : 29,642,223.42 = 19,092,618.90 : x
  2. Step 2: Convert to fraction form
    21,594,820.32/29,642,223.42 = 19,092,618.90/x
  3. Step 3: Cross multiply
    21,594,820.32x = 29,642,223.42 × 19,092,618.90
  4. Step 4: Simplify right side
    21,594,820.32x = 565,947,675,106,714.62
  5. Step 5: Solve for x
    x = 565,947,675,106,714.62/21,594,820.32
  6. Step 6: Final answer
    x = 26,207,565.83

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.