Home / 40,307,915.60-60,423,166.20-13,367,704.40

Finding the Fourth Proportional to 40,307,915.60, 60,423,166.20 and 13,367,704.40

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Solution

The fourth proportional to 40,307,915.60, 60,423,166.20 and 13,367,704.40 is: 20,038,719.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,307,915.60 : 60,423,166.20 = 13,367,704.40 : x
  2. Step 2: Convert to fraction form
    40,307,915.60/60,423,166.20 = 13,367,704.40/x
  3. Step 3: Cross multiply
    40,307,915.60x = 60,423,166.20 × 13,367,704.40
  4. Step 4: Simplify right side
    40,307,915.60x = 807,719,024,673,671.38
  5. Step 5: Solve for x
    x = 807,719,024,673,671.38/40,307,915.60
  6. Step 6: Final answer
    x = 20,038,719.76

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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.