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Finding the Fourth Proportional to 6,199,547.60, 9,282,732.60 and 3,943,470.80

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Solution

The fourth proportional to 6,199,547.60, 9,282,732.60 and 3,943,470.80 is: 5,904,654.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,199,547.60 : 9,282,732.60 = 3,943,470.80 : x
  2. Step 2: Convert to fraction form
    6,199,547.60/9,282,732.60 = 3,943,470.80/x
  3. Step 3: Cross multiply
    6,199,547.60x = 9,282,732.60 × 3,943,470.80
  4. Step 4: Simplify right side
    6,199,547.60x = 36,606,184,952,308.08
  5. Step 5: Solve for x
    x = 36,606,184,952,308.08/6,199,547.60
  6. Step 6: Final answer
    x = 5,904,654.23

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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.