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Finding the Fourth Proportional to 6,357,266.14, 8,772,966.28 and 3,456,657.61

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Solution

The fourth proportional to 6,357,266.14, 8,772,966.28 and 3,456,657.61 is: 4,770,154.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,357,266.14 : 8,772,966.28 = 3,456,657.61 : x
  2. Step 2: Convert to fraction form
    6,357,266.14/8,772,966.28 = 3,456,657.61/x
  3. Step 3: Cross multiply
    6,357,266.14x = 8,772,966.28 × 3,456,657.61
  4. Step 4: Simplify right side
    6,357,266.14x = 30,325,140,654,035.39
  5. Step 5: Solve for x
    x = 30,325,140,654,035.39/6,357,266.14
  6. Step 6: Final answer
    x = 4,770,154.34

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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.