Home / 72,420,634.98-99,937,434.08-41,060,793.65

Finding the Fourth Proportional to 72,420,634.98, 99,937,434.08 and 41,060,793.65

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Solution

The fourth proportional to 72,420,634.98, 99,937,434.08 and 41,060,793.65 is: 56,662,170.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,420,634.98 : 99,937,434.08 = 41,060,793.65 : x
  2. Step 2: Convert to fraction form
    72,420,634.98/99,937,434.08 = 41,060,793.65/x
  3. Step 3: Cross multiply
    72,420,634.98x = 99,937,434.08 × 41,060,793.65
  4. Step 4: Simplify right side
    72,420,634.98x = 4,103,510,358,272,322.50
  5. Step 5: Solve for x
    x = 4,103,510,358,272,322.50/72,420,634.98
  6. Step 6: Final answer
    x = 56,662,170.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.