Home / 5,180,808.40-7,771,212.60-3,488,750.80

Finding the Fourth Proportional to 5,180,808.40, 7,771,212.60 and 3,488,750.80

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Solution

The fourth proportional to 5,180,808.40, 7,771,212.60 and 3,488,750.80 is: 5,233,126.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180,808.40 : 7,771,212.60 = 3,488,750.80 : x
  2. Step 2: Convert to fraction form
    5,180,808.40/7,771,212.60 = 3,488,750.80/x
  3. Step 3: Cross multiply
    5,180,808.40x = 7,771,212.60 × 3,488,750.80
  4. Step 4: Simplify right side
    5,180,808.40x = 27,111,824,175,220.08
  5. Step 5: Solve for x
    x = 27,111,824,175,220.08/5,180,808.40
  6. Step 6: Final answer
    x = 5,233,126.20

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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.