Home / 5,565,357.60-8,348,036.40-3,428,512.80

Finding the Fourth Proportional to 5,565,357.60, 8,348,036.40 and 3,428,512.80

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Solution

The fourth proportional to 5,565,357.60, 8,348,036.40 and 3,428,512.80 is: 5,142,769.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,565,357.60 : 8,348,036.40 = 3,428,512.80 : x
  2. Step 2: Convert to fraction form
    5,565,357.60/8,348,036.40 = 3,428,512.80/x
  3. Step 3: Cross multiply
    5,565,357.60x = 8,348,036.40 × 3,428,512.80
  4. Step 4: Simplify right side
    5,565,357.60x = 28,621,349,652,265.92
  5. Step 5: Solve for x
    x = 28,621,349,652,265.92/5,565,357.60
  6. Step 6: Final answer
    x = 5,142,769.20

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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.