Home / 10,875,646.68-15,008,777.57-5,981,247.60

Finding the Fourth Proportional to 10,875,646.68, 15,008,777.57 and 5,981,247.60

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Solution

The fourth proportional to 10,875,646.68, 15,008,777.57 and 5,981,247.60 is: 8,254,333.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,875,646.68 : 15,008,777.57 = 5,981,247.60 : x
  2. Step 2: Convert to fraction form
    10,875,646.68/15,008,777.57 = 5,981,247.60/x
  3. Step 3: Cross multiply
    10,875,646.68x = 15,008,777.57 × 5,981,247.60
  4. Step 4: Simplify right side
    10,875,646.68x = 89,771,214,834,449.44
  5. Step 5: Solve for x
    x = 89,771,214,834,449.44/10,875,646.68
  6. Step 6: Final answer
    x = 8,254,333.51

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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.