Home / 6,480,606.20-9,720,909.30-5,441,343.80

Finding the Fourth Proportional to 6,480,606.20, 9,720,909.30 and 5,441,343.80

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Solution

The fourth proportional to 6,480,606.20, 9,720,909.30 and 5,441,343.80 is: 8,162,015.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,480,606.20 : 9,720,909.30 = 5,441,343.80 : x
  2. Step 2: Convert to fraction form
    6,480,606.20/9,720,909.30 = 5,441,343.80/x
  3. Step 3: Cross multiply
    6,480,606.20x = 9,720,909.30 × 5,441,343.80
  4. Step 4: Simplify right side
    6,480,606.20x = 52,894,809,549,917.34
  5. Step 5: Solve for x
    x = 52,894,809,549,917.34/6,480,606.20
  6. Step 6: Final answer
    x = 8,162,015.70

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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.