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Finding the Fourth Proportional to 25,375,605.84, 35,017,397.87 and 13,772,922.03

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Solution

The fourth proportional to 25,375,605.84, 35,017,397.87 and 13,772,922.03 is: 19,006,123.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,375,605.84 : 35,017,397.87 = 13,772,922.03 : x
  2. Step 2: Convert to fraction form
    25,375,605.84/35,017,397.87 = 13,772,922.03/x
  3. Step 3: Cross multiply
    25,375,605.84x = 35,017,397.87 × 13,772,922.03
  4. Step 4: Simplify right side
    25,375,605.84x = 482,291,890,488,133.50
  5. Step 5: Solve for x
    x = 482,291,890,488,133.50/25,375,605.84
  6. Step 6: Final answer
    x = 19,006,123.18

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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.