Home / 19,443,207.40-29,164,811.10-18,498,423.40

Finding the Fourth Proportional to 19,443,207.40, 29,164,811.10 and 18,498,423.40

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Solution

The fourth proportional to 19,443,207.40, 29,164,811.10 and 18,498,423.40 is: 27,747,635.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,443,207.40 : 29,164,811.10 = 18,498,423.40 : x
  2. Step 2: Convert to fraction form
    19,443,207.40/29,164,811.10 = 18,498,423.40/x
  3. Step 3: Cross multiply
    19,443,207.40x = 29,164,811.10 × 18,498,423.40
  4. Step 4: Simplify right side
    19,443,207.40x = 539,503,024,108,819.75
  5. Step 5: Solve for x
    x = 539,503,024,108,819.75/19,443,207.40
  6. Step 6: Final answer
    x = 27,747,635.10

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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.