Home / 10,875,649.68-15,008,782.01-5,981,250.30

Finding the Fourth Proportional to 10,875,649.68, 15,008,782.01 and 5,981,250.30

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Solution

The fourth proportional to 10,875,649.68, 15,008,782.01 and 5,981,250.30 is: 8,254,337.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,875,649.68 : 15,008,782.01 = 5,981,250.30 : x
  2. Step 2: Convert to fraction form
    10,875,649.68/15,008,782.01 = 5,981,250.30/x
  3. Step 3: Cross multiply
    10,875,649.68x = 15,008,782.01 × 5,981,250.30
  4. Step 4: Simplify right side
    10,875,649.68x = 89,771,281,813,757.92
  5. Step 5: Solve for x
    x = 89,771,281,813,757.92/10,875,649.68
  6. Step 6: Final answer
    x = 8,254,337.39

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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.