Home / 14,581,634.40-21,830,461.20-8,912,930.40

Finding the Fourth Proportional to 14,581,634.40, 21,830,461.20 and 8,912,930.40

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Solution

The fourth proportional to 14,581,634.40, 21,830,461.20 and 8,912,930.40 is: 13,343,729.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,581,634.40 : 21,830,461.20 = 8,912,930.40 : x
  2. Step 2: Convert to fraction form
    14,581,634.40/21,830,461.20 = 8,912,930.40/x
  3. Step 3: Cross multiply
    14,581,634.40x = 21,830,461.20 × 8,912,930.40
  4. Step 4: Simplify right side
    14,581,634.40x = 194,573,381,275,500.47
  5. Step 5: Solve for x
    x = 194,573,381,275,500.47/14,581,634.40
  6. Step 6: Final answer
    x = 13,343,729.24

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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.