Home / 10,875,830.85-15,008,303.03-5,981,037.84

Finding the Fourth Proportional to 10,875,830.85, 15,008,303.03 and 5,981,037.84

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Solution

The fourth proportional to 10,875,830.85, 15,008,303.03 and 5,981,037.84 is: 8,253,643.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,875,830.85 : 15,008,303.03 = 5,981,037.84 : x
  2. Step 2: Convert to fraction form
    10,875,830.85/15,008,303.03 = 5,981,037.84/x
  3. Step 3: Cross multiply
    10,875,830.85x = 15,008,303.03 × 5,981,037.84
  4. Step 4: Simplify right side
    10,875,830.85x = 89,765,228,306,711.47
  5. Step 5: Solve for x
    x = 89,765,228,306,711.47/10,875,830.85
  6. Step 6: Final answer
    x = 8,253,643.29

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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.