Home / 13,393,977.60-20,098,839.60-4,875,175.20

Finding the Fourth Proportional to 13,393,977.60, 20,098,839.60 and 4,875,175.20

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Solution

The fourth proportional to 13,393,977.60, 20,098,839.60 and 4,875,175.20 is: 7,315,628.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,393,977.60 : 20,098,839.60 = 4,875,175.20 : x
  2. Step 2: Convert to fraction form
    13,393,977.60/20,098,839.60 = 4,875,175.20/x
  3. Step 3: Cross multiply
    13,393,977.60x = 20,098,839.60 × 4,875,175.20
  4. Step 4: Simplify right side
    13,393,977.60x = 97,985,364,366,697.94
  5. Step 5: Solve for x
    x = 97,985,364,366,697.94/13,393,977.60
  6. Step 6: Final answer
    x = 7,315,628.51

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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.