Home / 5,346,838.60-8,020,257.90-5,157,881.80

Finding the Fourth Proportional to 5,346,838.60, 8,020,257.90 and 5,157,881.80

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Solution

The fourth proportional to 5,346,838.60, 8,020,257.90 and 5,157,881.80 is: 7,736,822.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346,838.60 : 8,020,257.90 = 5,157,881.80 : x
  2. Step 2: Convert to fraction form
    5,346,838.60/8,020,257.90 = 5,157,881.80/x
  3. Step 3: Cross multiply
    5,346,838.60x = 8,020,257.90 × 5,157,881.80
  4. Step 4: Simplify right side
    5,346,838.60x = 41,367,542,253,716.22
  5. Step 5: Solve for x
    x = 41,367,542,253,716.22/5,346,838.60
  6. Step 6: Final answer
    x = 7,736,822.70

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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.