Home / 15,769,204.20-21,761,460.84-8,799,808.63

Finding the Fourth Proportional to 15,769,204.20, 21,761,460.84 and 8,799,808.63

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Solution

The fourth proportional to 15,769,204.20, 21,761,460.84 and 8,799,808.63 is: 12,143,713.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,769,204.20 : 21,761,460.84 = 8,799,808.63 : x
  2. Step 2: Convert to fraction form
    15,769,204.20/21,761,460.84 = 8,799,808.63/x
  3. Step 3: Cross multiply
    15,769,204.20x = 21,761,460.84 × 8,799,808.63
  4. Step 4: Simplify right side
    15,769,204.20x = 191,496,690,901,239.06
  5. Step 5: Solve for x
    x = 191,496,690,901,239.06/15,769,204.20
  6. Step 6: Final answer
    x = 12,143,713.05

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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.