Home / 21,352,679.70-32,025,909.15-6,205,031.70

Finding the Fourth Proportional to 21,352,679.70, 32,025,909.15 and 6,205,031.70

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Solution

The fourth proportional to 21,352,679.70, 32,025,909.15 and 6,205,031.70 is: 9,306,643.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,352,679.70 : 32,025,909.15 = 6,205,031.70 : x
  2. Step 2: Convert to fraction form
    21,352,679.70/32,025,909.15 = 6,205,031.70/x
  3. Step 3: Cross multiply
    21,352,679.70x = 32,025,909.15 × 6,205,031.70
  4. Step 4: Simplify right side
    21,352,679.70x = 198,721,781,497,070.06
  5. Step 5: Solve for x
    x = 198,721,781,497,070.06/21,352,679.70
  6. Step 6: Final answer
    x = 9,306,643.68

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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.