Home / 10,929,422.60-16,381,011.90-4,536,384.20

Finding the Fourth Proportional to 10,929,422.60, 16,381,011.90 and 4,536,384.20

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Solution

The fourth proportional to 10,929,422.60, 16,381,011.90 and 4,536,384.20 is: 6,799,129.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,929,422.60 : 16,381,011.90 = 4,536,384.20 : x
  2. Step 2: Convert to fraction form
    10,929,422.60/16,381,011.90 = 4,536,384.20/x
  3. Step 3: Cross multiply
    10,929,422.60x = 16,381,011.90 × 4,536,384.20
  4. Step 4: Simplify right side
    10,929,422.60x = 74,310,563,563,171.98
  5. Step 5: Solve for x
    x = 74,310,563,563,171.98/10,929,422.60
  6. Step 6: Final answer
    x = 6,799,129.86

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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.