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Finding the Fourth Proportional to 8,708,852.52, 13,055,971.46 and 3,850,374.62

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Solution

The fourth proportional to 8,708,852.52, 13,055,971.46 and 3,850,374.62 is: 5,772,331.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,708,852.52 : 13,055,971.46 = 3,850,374.62 : x
  2. Step 2: Convert to fraction form
    8,708,852.52/13,055,971.46 = 3,850,374.62/x
  3. Step 3: Cross multiply
    8,708,852.52x = 13,055,971.46 × 3,850,374.62
  4. Step 4: Simplify right side
    8,708,852.52x = 50,270,381,064,496.62
  5. Step 5: Solve for x
    x = 50,270,381,064,496.62/8,708,852.52
  6. Step 6: Final answer
    x = 5,772,331.19

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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.