Home / 21,549,722.20-32,361,908.10-11,472,026.20

Finding the Fourth Proportional to 21,549,722.20, 32,361,908.10 and 11,472,026.20

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Solution

The fourth proportional to 21,549,722.20, 32,361,908.10 and 11,472,026.20 is: 17,227,909.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,549,722.20 : 32,361,908.10 = 11,472,026.20 : x
  2. Step 2: Convert to fraction form
    21,549,722.20/32,361,908.10 = 11,472,026.20/x
  3. Step 3: Cross multiply
    21,549,722.20x = 32,361,908.10 × 11,472,026.20
  4. Step 4: Simplify right side
    21,549,722.20x = 371,256,657,605,192.19
  5. Step 5: Solve for x
    x = 371,256,657,605,192.19/21,549,722.20
  6. Step 6: Final answer
    x = 17,227,909.21

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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.