Home / 19,942,765.90-29,910,001.65-8,583,585.10

Finding the Fourth Proportional to 19,942,765.90, 29,910,001.65 and 8,583,585.10

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Solution

The fourth proportional to 19,942,765.90, 29,910,001.65 and 8,583,585.10 is: 12,873,592.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,942,765.90 : 29,910,001.65 = 8,583,585.10 : x
  2. Step 2: Convert to fraction form
    19,942,765.90/29,910,001.65 = 8,583,585.10/x
  3. Step 3: Cross multiply
    19,942,765.90x = 29,910,001.65 × 8,583,585.10
  4. Step 4: Simplify right side
    19,942,765.90x = 256,735,044,503,915.41
  5. Step 5: Solve for x
    x = 256,735,044,503,915.41/19,942,765.90
  6. Step 6: Final answer
    x = 12,873,592.65

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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.