Home / 15,694,011.80-23,541,017.70-8,123,298.20

Finding the Fourth Proportional to 15,694,011.80, 23,541,017.70 and 8,123,298.20

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Solution

The fourth proportional to 15,694,011.80, 23,541,017.70 and 8,123,298.20 is: 12,184,947.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,694,011.80 : 23,541,017.70 = 8,123,298.20 : x
  2. Step 2: Convert to fraction form
    15,694,011.80/23,541,017.70 = 8,123,298.20/x
  3. Step 3: Cross multiply
    15,694,011.80x = 23,541,017.70 × 8,123,298.20
  4. Step 4: Simplify right side
    15,694,011.80x = 191,230,706,708,578.12
  5. Step 5: Solve for x
    x = 191,230,706,708,578.12/15,694,011.80
  6. Step 6: Final answer
    x = 12,184,947.30

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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.