Home / 23,301,302.88-32,169,591.48-20,715,842.40

Finding the Fourth Proportional to 23,301,302.88, 32,169,591.48 and 20,715,842.40

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Solution

The fourth proportional to 23,301,302.88, 32,169,591.48 and 20,715,842.40 is: 28,600,125.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,301,302.88 : 32,169,591.48 = 20,715,842.40 : x
  2. Step 2: Convert to fraction form
    23,301,302.88/32,169,591.48 = 20,715,842.40/x
  3. Step 3: Cross multiply
    23,301,302.88x = 32,169,591.48 × 20,715,842.40
  4. Step 4: Simplify right side
    23,301,302.88x = 666,420,187,172,062.75
  5. Step 5: Solve for x
    x = 666,420,187,172,062.75/23,301,302.88
  6. Step 6: Final answer
    x = 28,600,125.52

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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.