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Finding the Fourth Proportional to 17,904,273.04, 26,861,755 and 16,834,848.40

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Solution

The fourth proportional to 17,904,273.04, 26,861,755 and 16,834,848.40 is: 25,257,298.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,904,273.04 : 26,861,755 = 16,834,848.40 : x
  2. Step 2: Convert to fraction form
    17,904,273.04/26,861,755 = 16,834,848.40/x
  3. Step 3: Cross multiply
    17,904,273.04x = 26,861,755 × 16,834,848.40
  4. Step 4: Simplify right side
    17,904,273.04x = 452,213,573,182,941.94
  5. Step 5: Solve for x
    x = 452,213,573,182,941.94/17,904,273.04
  6. Step 6: Final answer
    x = 25,257,298.76

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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.