Home / 5,536,187.40-8,313,138.45-4,189,870.20

Finding the Fourth Proportional to 5,536,187.40, 8,313,138.45 and 4,189,870.20

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Solution

The fourth proportional to 5,536,187.40, 8,313,138.45 and 4,189,870.20 is: 6,291,508.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,536,187.40 : 8,313,138.45 = 4,189,870.20 : x
  2. Step 2: Convert to fraction form
    5,536,187.40/8,313,138.45 = 4,189,870.20/x
  3. Step 3: Cross multiply
    5,536,187.40x = 8,313,138.45 × 4,189,870.20
  4. Step 4: Simplify right side
    5,536,187.40x = 34,830,971,060,129.19
  5. Step 5: Solve for x
    x = 34,830,971,060,129.19/5,536,187.40
  6. Step 6: Final answer
    x = 6,291,508.68

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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.