Home / 12,490,752.27-17,240,903.54-7,264,989.57

Finding the Fourth Proportional to 12,490,752.27, 17,240,903.54 and 7,264,989.57

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Solution

The fourth proportional to 12,490,752.27, 17,240,903.54 and 7,264,989.57 is: 10,027,817.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,490,752.27 : 17,240,903.54 = 7,264,989.57 : x
  2. Step 2: Convert to fraction form
    12,490,752.27/17,240,903.54 = 7,264,989.57/x
  3. Step 3: Cross multiply
    12,490,752.27x = 17,240,903.54 × 7,264,989.57
  4. Step 4: Simplify right side
    12,490,752.27x = 125,254,984,359,151.14
  5. Step 5: Solve for x
    x = 125,254,984,359,151.14/12,490,752.27
  6. Step 6: Final answer
    x = 10,027,817.51

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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.