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Finding the Fourth Proportional to 17,584,402.60, 26,376,603.90 and 15,988,767.40

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Solution

The fourth proportional to 17,584,402.60, 26,376,603.90 and 15,988,767.40 is: 23,983,151.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,584,402.60 : 26,376,603.90 = 15,988,767.40 : x
  2. Step 2: Convert to fraction form
    17,584,402.60/26,376,603.90 = 15,988,767.40/x
  3. Step 3: Cross multiply
    17,584,402.60x = 26,376,603.90 × 15,988,767.40
  4. Step 4: Simplify right side
    17,584,402.60x = 421,729,384,559,032.88
  5. Step 5: Solve for x
    x = 421,729,384,559,032.88/17,584,402.60
  6. Step 6: Final answer
    x = 23,983,151.10

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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.