Home / 21,387,126.20-32,112,182.10-16,600,220.60

Finding the Fourth Proportional to 21,387,126.20, 32,112,182.10 and 16,600,220.60

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Solution

The fourth proportional to 21,387,126.20, 32,112,182.10 and 16,600,220.60 is: 24,924,774.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,387,126.20 : 32,112,182.10 = 16,600,220.60 : x
  2. Step 2: Convert to fraction form
    21,387,126.20/32,112,182.10 = 16,600,220.60/x
  3. Step 3: Cross multiply
    21,387,126.20x = 32,112,182.10 × 16,600,220.60
  4. Step 4: Simplify right side
    21,387,126.20x = 533,069,306,807,371.25
  5. Step 5: Solve for x
    x = 533,069,306,807,371.25/21,387,126.20
  6. Step 6: Final answer
    x = 24,924,774.92

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1.5x scale

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.