Home / 28,679,158.35-43,031,451.49-15,029,059.34

Finding the Fourth Proportional to 28,679,158.35, 43,031,451.49 and 15,029,059.34

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Solution

The fourth proportional to 28,679,158.35, 43,031,451.49 and 15,029,059.34 is: 22,550,251.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,679,158.35 : 43,031,451.49 = 15,029,059.34 : x
  2. Step 2: Convert to fraction form
    28,679,158.35/43,031,451.49 = 15,029,059.34/x
  3. Step 3: Cross multiply
    28,679,158.35x = 43,031,451.49 × 15,029,059.34
  4. Step 4: Simplify right side
    28,679,158.35x = 646,722,237,999,547.38
  5. Step 5: Solve for x
    x = 646,722,237,999,547.38/28,679,158.35
  6. Step 6: Final answer
    x = 22,550,251.65

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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.