Home / 42,360,887.52-63,575,377.20-21,896,600.40

Finding the Fourth Proportional to 42,360,887.52, 63,575,377.20 and 21,896,600.40

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Solution

The fourth proportional to 42,360,887.52, 63,575,377.20 and 21,896,600.40 is: 32,862,499.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,360,887.52 : 63,575,377.20 = 21,896,600.40 : x
  2. Step 2: Convert to fraction form
    42,360,887.52/63,575,377.20 = 21,896,600.40/x
  3. Step 3: Cross multiply
    42,360,887.52x = 63,575,377.20 × 21,896,600.40
  4. Step 4: Simplify right side
    42,360,887.52x = 1,392,084,629,827,670.75
  5. Step 5: Solve for x
    x = 1,392,084,629,827,670.75/42,360,887.52
  6. Step 6: Final answer
    x = 32,862,499.14

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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.