Home / 18,466,915.32-27,699,060.72-5,686,087.32

Finding the Fourth Proportional to 18,466,915.32, 27,699,060.72 and 5,686,087.32

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Solution

The fourth proportional to 18,466,915.32, 27,699,060.72 and 5,686,087.32 is: 8,528,726.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,466,915.32 : 27,699,060.72 = 5,686,087.32 : x
  2. Step 2: Convert to fraction form
    18,466,915.32/27,699,060.72 = 5,686,087.32/x
  3. Step 3: Cross multiply
    18,466,915.32x = 27,699,060.72 × 5,686,087.32
  4. Step 4: Simplify right side
    18,466,915.32x = 157,499,277,935,902.06
  5. Step 5: Solve for x
    x = 157,499,277,935,902.06/18,466,915.32
  6. Step 6: Final answer
    x = 8,528,726.93

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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.