Home / 66,037,612.47-99,056,286.71-17,520,329.43

Finding the Fourth Proportional to 66,037,612.47, 99,056,286.71 and 17,520,329.43

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Solution

The fourth proportional to 66,037,612.47, 99,056,286.71 and 17,520,329.43 is: 26,280,459.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,037,612.47 : 99,056,286.71 = 17,520,329.43 : x
  2. Step 2: Convert to fraction form
    66,037,612.47/99,056,286.71 = 17,520,329.43/x
  3. Step 3: Cross multiply
    66,037,612.47x = 99,056,286.71 × 17,520,329.43
  4. Step 4: Simplify right side
    66,037,612.47x = 1,735,498,775,184,129.25
  5. Step 5: Solve for x
    x = 1,735,498,775,184,129.25/66,037,612.47
  6. Step 6: Final answer
    x = 26,280,459.12

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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.