Home / 40,307,923.60-60,423,178.20-13,367,712.40

Finding the Fourth Proportional to 40,307,923.60, 60,423,178.20 and 13,367,712.40

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Solution

The fourth proportional to 40,307,923.60, 60,423,178.20 and 13,367,712.40 is: 20,038,731.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,307,923.60 : 60,423,178.20 = 13,367,712.40 : x
  2. Step 2: Convert to fraction form
    40,307,923.60/60,423,178.20 = 13,367,712.40/x
  3. Step 3: Cross multiply
    40,307,923.60x = 60,423,178.20 × 13,367,712.40
  4. Step 4: Simplify right side
    40,307,923.60x = 807,719,668,471,549.75
  5. Step 5: Solve for x
    x = 807,719,668,471,549.75/40,307,923.60
  6. Step 6: Final answer
    x = 20,038,731.75

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1.5x scale

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.