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Finding the Fourth Proportional to 5,773,655.40, 8,662,556.70 and 5,566,295.40

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Solution

The fourth proportional to 5,773,655.40, 8,662,556.70 and 5,566,295.40 is: 8,351,442.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,773,655.40 : 8,662,556.70 = 5,566,295.40 : x
  2. Step 2: Convert to fraction form
    5,773,655.40/8,662,556.70 = 5,566,295.40/x
  3. Step 3: Cross multiply
    5,773,655.40x = 8,662,556.70 × 5,566,295.40
  4. Step 4: Simplify right side
    5,773,655.40x = 48,218,349,511,449.18
  5. Step 5: Solve for x
    x = 48,218,349,511,449.18/5,773,655.40
  6. Step 6: Final answer
    x = 8,351,442.23

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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.