Home / 56,381,527.20-84,572,290.80-49,439,114.40

Finding the Fourth Proportional to 56,381,527.20, 84,572,290.80 and 49,439,114.40

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Solution

The fourth proportional to 56,381,527.20, 84,572,290.80 and 49,439,114.40 is: 74,158,671.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,381,527.20 : 84,572,290.80 = 49,439,114.40 : x
  2. Step 2: Convert to fraction form
    56,381,527.20/84,572,290.80 = 49,439,114.40/x
  3. Step 3: Cross multiply
    56,381,527.20x = 84,572,290.80 × 49,439,114.40
  4. Step 4: Simplify right side
    56,381,527.20x = 4,181,179,159,931,267
  5. Step 5: Solve for x
    x = 4,181,179,159,931,267/56,381,527.20
  6. Step 6: Final answer
    x = 74,158,671.60

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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.