Home / 21,859,126.56-32,744,833.20-20,073,368.16

Finding the Fourth Proportional to 21,859,126.56, 32,744,833.20 and 20,073,368.16

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Solution

The fourth proportional to 21,859,126.56, 32,744,833.20 and 20,073,368.16 is: 30,069,778.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,859,126.56 : 32,744,833.20 = 20,073,368.16 : x
  2. Step 2: Convert to fraction form
    21,859,126.56/32,744,833.20 = 20,073,368.16/x
  3. Step 3: Cross multiply
    21,859,126.56x = 32,744,833.20 × 20,073,368.16
  4. Step 4: Simplify right side
    21,859,126.56x = 657,299,092,161,390.88
  5. Step 5: Solve for x
    x = 657,299,092,161,390.88/21,859,126.56
  6. Step 6: Final answer
    x = 30,069,778.42

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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.