Home / 19,635,874.47-29,440,123.52-8,700,118.74

Finding the Fourth Proportional to 19,635,874.47, 29,440,123.52 and 8,700,118.74

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Solution

The fourth proportional to 19,635,874.47, 29,440,123.52 and 8,700,118.74 is: 13,044,113.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,635,874.47 : 29,440,123.52 = 8,700,118.74 : x
  2. Step 2: Convert to fraction form
    19,635,874.47/29,440,123.52 = 8,700,118.74/x
  3. Step 3: Cross multiply
    19,635,874.47x = 29,440,123.52 × 8,700,118.74
  4. Step 4: Simplify right side
    19,635,874.47x = 256,132,570,300,766.19
  5. Step 5: Solve for x
    x = 256,132,570,300,766.19/19,635,874.47
  6. Step 6: Final answer
    x = 13,044,113.25

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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.