Home / 42,587,931.60-63,929,136.60-26,432,125.20

Finding the Fourth Proportional to 42,587,931.60, 63,929,136.60 and 26,432,125.20

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Solution

The fourth proportional to 42,587,931.60, 63,929,136.60 and 26,432,125.20 is: 39,677,506.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,587,931.60 : 63,929,136.60 = 26,432,125.20 : x
  2. Step 2: Convert to fraction form
    42,587,931.60/63,929,136.60 = 26,432,125.20/x
  3. Step 3: Cross multiply
    42,587,931.60x = 63,929,136.60 × 26,432,125.20
  4. Step 4: Simplify right side
    42,587,931.60x = 1,689,782,942,539,102.25
  5. Step 5: Solve for x
    x = 1,689,782,942,539,102.25/42,587,931.60
  6. Step 6: Final answer
    x = 39,677,506.73

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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.