Home / 20,827,511.08-31,261,417.56-10,052,397.04

Finding the Fourth Proportional to 20,827,511.08, 31,261,417.56 and 10,052,397.04

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Solution

The fourth proportional to 20,827,511.08, 31,261,417.56 and 10,052,397.04 is: 15,088,321.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,827,511.08 : 31,261,417.56 = 10,052,397.04 : x
  2. Step 2: Convert to fraction form
    20,827,511.08/31,261,417.56 = 10,052,397.04/x
  3. Step 3: Cross multiply
    20,827,511.08x = 31,261,417.56 × 10,052,397.04
  4. Step 4: Simplify right side
    20,827,511.08x = 314,252,181,346,348
  5. Step 5: Solve for x
    x = 314,252,181,346,348/20,827,511.08
  6. Step 6: Final answer
    x = 15,088,321.41

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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.