Home / 67,285,304.10-100,975,195.35-28,974,312.90

Finding the Fourth Proportional to 67,285,304.10, 100,975,195.35 and 28,974,312.90

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Solution

The fourth proportional to 67,285,304.10, 100,975,195.35 and 28,974,312.90 is: 43,481,811.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,285,304.10 : 100,975,195.35 = 28,974,312.90 : x
  2. Step 2: Convert to fraction form
    67,285,304.10/100,975,195.35 = 28,974,312.90/x
  3. Step 3: Cross multiply
    67,285,304.10x = 100,975,195.35 × 28,974,312.90
  4. Step 4: Simplify right side
    67,285,304.10x = 2,925,686,905,209,524.50
  5. Step 5: Solve for x
    x = 2,925,686,905,209,524.50/67,285,304.10
  6. Step 6: Final answer
    x = 43,481,811.43

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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.