Home / 8,302,556.90-12,459,084.15-4,890,836.90

Finding the Fourth Proportional to 8,302,556.90, 12,459,084.15 and 4,890,836.90

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Solution

The fourth proportional to 8,302,556.90, 12,459,084.15 and 4,890,836.90 is: 7,339,347.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302,556.90 : 12,459,084.15 = 4,890,836.90 : x
  2. Step 2: Convert to fraction form
    8,302,556.90/12,459,084.15 = 4,890,836.90/x
  3. Step 3: Cross multiply
    8,302,556.90x = 12,459,084.15 × 4,890,836.90
  4. Step 4: Simplify right side
    8,302,556.90x = 60,935,348,501,025.14
  5. Step 5: Solve for x
    x = 60,935,348,501,025.14/8,302,556.90
  6. Step 6: Final answer
    x = 7,339,347.29

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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.