Home / 25,242,352.58-34,834,445.08-13,639,915.69

Finding the Fourth Proportional to 25,242,352.58, 34,834,445.08 and 13,639,915.69

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Solution

The fourth proportional to 25,242,352.58, 34,834,445.08 and 13,639,915.69 is: 18,823,082.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,242,352.58 : 34,834,445.08 = 13,639,915.69 : x
  2. Step 2: Convert to fraction form
    25,242,352.58/34,834,445.08 = 13,639,915.69/x
  3. Step 3: Cross multiply
    25,242,352.58x = 34,834,445.08 × 13,639,915.69
  4. Step 4: Simplify right side
    25,242,352.58x = 475,138,893,877,949.44
  5. Step 5: Solve for x
    x = 475,138,893,877,949.44/25,242,352.58
  6. Step 6: Final answer
    x = 18,823,082.85

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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.