Home / 65,124,373.52-97,665,819.14-21,394,981.52

Finding the Fourth Proportional to 65,124,373.52, 97,665,819.14 and 21,394,981.52

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Solution

The fourth proportional to 65,124,373.52, 97,665,819.14 and 21,394,981.52 is: 32,085,658.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,124,373.52 : 97,665,819.14 = 21,394,981.52 : x
  2. Step 2: Convert to fraction form
    65,124,373.52/97,665,819.14 = 21,394,981.52/x
  3. Step 3: Cross multiply
    65,124,373.52x = 97,665,819.14 × 21,394,981.52
  4. Step 4: Simplify right side
    65,124,373.52x = 2,089,558,395,635,962.25
  5. Step 5: Solve for x
    x = 2,089,558,395,635,962.25/65,124,373.52
  6. Step 6: Final answer
    x = 32,085,658.30

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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.