Home / 7,587,340.70-11,381,011.05-6,790,179.20

Finding the Fourth Proportional to 7,587,340.70, 11,381,011.05 and 6,790,179.20

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Solution

The fourth proportional to 7,587,340.70, 11,381,011.05 and 6,790,179.20 is: 10,185,268.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,587,340.70 : 11,381,011.05 = 6,790,179.20 : x
  2. Step 2: Convert to fraction form
    7,587,340.70/11,381,011.05 = 6,790,179.20/x
  3. Step 3: Cross multiply
    7,587,340.70x = 11,381,011.05 × 6,790,179.20
  4. Step 4: Simplify right side
    7,587,340.70x = 77,279,104,506,680.17
  5. Step 5: Solve for x
    x = 77,279,104,506,680.17/7,587,340.70
  6. Step 6: Final answer
    x = 10,185,268.80

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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.