Home / 30,827,172.64-46,247,251.92-11,657,505.28

Finding the Fourth Proportional to 30,827,172.64, 46,247,251.92 and 11,657,505.28

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Solution

The fourth proportional to 30,827,172.64, 46,247,251.92 and 11,657,505.28 is: 17,488,713.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,827,172.64 : 46,247,251.92 = 11,657,505.28 : x
  2. Step 2: Convert to fraction form
    30,827,172.64/46,247,251.92 = 11,657,505.28/x
  3. Step 3: Cross multiply
    30,827,172.64x = 46,247,251.92 × 11,657,505.28
  4. Step 4: Simplify right side
    30,827,172.64x = 539,127,583,442,890.12
  5. Step 5: Solve for x
    x = 539,127,583,442,890.12/30,827,172.64
  6. Step 6: Final answer
    x = 17,488,713.28

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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.