Home / 18,393,752.88-25,385,376.24-10,134,663.84

Finding the Fourth Proportional to 18,393,752.88, 25,385,376.24 and 10,134,663.84

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Solution

The fourth proportional to 18,393,752.88, 25,385,376.24 and 10,134,663.84 is: 13,986,936.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,393,752.88 : 25,385,376.24 = 10,134,663.84 : x
  2. Step 2: Convert to fraction form
    18,393,752.88/25,385,376.24 = 10,134,663.84/x
  3. Step 3: Cross multiply
    18,393,752.88x = 25,385,376.24 × 10,134,663.84
  4. Step 4: Simplify right side
    18,393,752.88x = 257,272,254,644,323.16
  5. Step 5: Solve for x
    x = 257,272,254,644,323.16/18,393,752.88
  6. Step 6: Final answer
    x = 13,986,936.56

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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.