Home / 5,320,938.60-7,971,731.10-3,070,391.40

Finding the Fourth Proportional to 5,320,938.60, 7,971,731.10 and 3,070,391.40

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Solution

The fourth proportional to 5,320,938.60, 7,971,731.10 and 3,070,391.40 is: 4,600,003.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320,938.60 : 7,971,731.10 = 3,070,391.40 : x
  2. Step 2: Convert to fraction form
    5,320,938.60/7,971,731.10 = 3,070,391.40/x
  3. Step 3: Cross multiply
    5,320,938.60x = 7,971,731.10 × 3,070,391.40
  4. Step 4: Simplify right side
    5,320,938.60x = 24,476,334,612,552.54
  5. Step 5: Solve for x
    x = 24,476,334,612,552.54/5,320,938.60
  6. Step 6: Final answer
    x = 4,600,003.20

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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.