Home / 70,956,002.80-106,434,004.20-25,511,892.40

Finding the Fourth Proportional to 70,956,002.80, 106,434,004.20 and 25,511,892.40

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Solution

The fourth proportional to 70,956,002.80, 106,434,004.20 and 25,511,892.40 is: 38,267,838.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,956,002.80 : 106,434,004.20 = 25,511,892.40 : x
  2. Step 2: Convert to fraction form
    70,956,002.80/106,434,004.20 = 25,511,892.40/x
  3. Step 3: Cross multiply
    70,956,002.80x = 106,434,004.20 × 25,511,892.40
  4. Step 4: Simplify right side
    70,956,002.80x = 2,715,332,862,851,548
  5. Step 5: Solve for x
    x = 2,715,332,862,851,548/70,956,002.80
  6. Step 6: Final answer
    x = 38,267,838.60

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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.