Home / 14,343,863.90-21,486,765.45-8,935,915.10

Finding the Fourth Proportional to 14,343,863.90, 21,486,765.45 and 8,935,915.10

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Solution

The fourth proportional to 14,343,863.90, 21,486,765.45 and 8,935,915.10 is: 13,385,787.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,343,863.90 : 21,486,765.45 = 8,935,915.10 : x
  2. Step 2: Convert to fraction form
    14,343,863.90/21,486,765.45 = 8,935,915.10/x
  3. Step 3: Cross multiply
    14,343,863.90x = 21,486,765.45 × 8,935,915.10
  4. Step 4: Simplify right side
    14,343,863.90x = 192,003,911,834,813.28
  5. Step 5: Solve for x
    x = 192,003,911,834,813.28/14,343,863.90
  6. Step 6: Final answer
    x = 13,385,787.34

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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.