Home / 5,478,822.60-8,218,233.90-5,338,854.60

Finding the Fourth Proportional to 5,478,822.60, 8,218,233.90 and 5,338,854.60

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Solution

The fourth proportional to 5,478,822.60, 8,218,233.90 and 5,338,854.60 is: 8,008,281.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,478,822.60 : 8,218,233.90 = 5,338,854.60 : x
  2. Step 2: Convert to fraction form
    5,478,822.60/8,218,233.90 = 5,338,854.60/x
  3. Step 3: Cross multiply
    5,478,822.60x = 8,218,233.90 × 5,338,854.60
  4. Step 4: Simplify right side
    5,478,822.60x = 43,875,955,860,890.94
  5. Step 5: Solve for x
    x = 43,875,955,860,890.94/5,478,822.60
  6. Step 6: Final answer
    x = 8,008,281.90

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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.