Home / 28,392,440.20-42,532,673.10-16,411,179.40

Finding the Fourth Proportional to 28,392,440.20, 42,532,673.10 and 16,411,179.40

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Solution

The fourth proportional to 28,392,440.20, 42,532,673.10 and 16,411,179.40 is: 24,584,407.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,392,440.20 : 42,532,673.10 = 16,411,179.40 : x
  2. Step 2: Convert to fraction form
    28,392,440.20/42,532,673.10 = 16,411,179.40/x
  3. Step 3: Cross multiply
    28,392,440.20x = 42,532,673.10 × 16,411,179.40
  4. Step 4: Simplify right side
    28,392,440.20x = 698,011,328,605,654.12
  5. Step 5: Solve for x
    x = 698,011,328,605,654.12/28,392,440.20
  6. Step 6: Final answer
    x = 24,584,407.81

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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.