Home / 18,408,915.40-27,592,637.10-8,828,883.40

Finding the Fourth Proportional to 18,408,915.40, 27,592,637.10 and 8,828,883.40

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Solution

The fourth proportional to 18,408,915.40, 27,592,637.10 and 8,828,883.40 is: 13,233,380.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,408,915.40 : 27,592,637.10 = 8,828,883.40 : x
  2. Step 2: Convert to fraction form
    18,408,915.40/27,592,637.10 = 8,828,883.40/x
  3. Step 3: Cross multiply
    18,408,915.40x = 27,592,637.10 × 8,828,883.40
  4. Step 4: Simplify right side
    18,408,915.40x = 243,612,175,654,414.16
  5. Step 5: Solve for x
    x = 243,612,175,654,414.16/18,408,915.40
  6. Step 6: Final answer
    x = 13,233,380.15

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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.