Home / 18,599,644.59-27,900,024.57-15,386,271.82

Finding the Fourth Proportional to 18,599,644.59, 27,900,024.57 and 15,386,271.82

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Solution

The fourth proportional to 18,599,644.59, 27,900,024.57 and 15,386,271.82 is: 23,079,869.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,599,644.59 : 27,900,024.57 = 15,386,271.82 : x
  2. Step 2: Convert to fraction form
    18,599,644.59/27,900,024.57 = 15,386,271.82/x
  3. Step 3: Cross multiply
    18,599,644.59x = 27,900,024.57 × 15,386,271.82
  4. Step 4: Simplify right side
    18,599,644.59x = 429,277,361,818,698.62
  5. Step 5: Solve for x
    x = 429,277,361,818,698.62/18,599,644.59
  6. Step 6: Final answer
    x = 23,079,869.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.