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Finding the Fourth Proportional to 17,584,710.40, 26,356,070.40 and 9,060,659.20

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Solution

The fourth proportional to 17,584,710.40, 26,356,070.40 and 9,060,659.20 is: 13,580,170.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,584,710.40 : 26,356,070.40 = 9,060,659.20 : x
  2. Step 2: Convert to fraction form
    17,584,710.40/26,356,070.40 = 9,060,659.20/x
  3. Step 3: Cross multiply
    17,584,710.40x = 26,356,070.40 × 9,060,659.20
  4. Step 4: Simplify right side
    17,584,710.40x = 238,803,371,745,607.66
  5. Step 5: Solve for x
    x = 238,803,371,745,607.66/17,584,710.40
  6. Step 6: Final answer
    x = 13,580,170.86

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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.