Home / 15,653,999.70-23,480,999.55-15,087,129.30

Finding the Fourth Proportional to 15,653,999.70, 23,480,999.55 and 15,087,129.30

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Solution

The fourth proportional to 15,653,999.70, 23,480,999.55 and 15,087,129.30 is: 22,630,693.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,653,999.70 : 23,480,999.55 = 15,087,129.30 : x
  2. Step 2: Convert to fraction form
    15,653,999.70/23,480,999.55 = 15,087,129.30/x
  3. Step 3: Cross multiply
    15,653,999.70x = 23,480,999.55 × 15,087,129.30
  4. Step 4: Simplify right side
    15,653,999.70x = 354,260,876,304,091.81
  5. Step 5: Solve for x
    x = 354,260,876,304,091.81/15,653,999.70
  6. Step 6: Final answer
    x = 22,630,693.95

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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.