Home / 13,148,034.60-19,712,720.70-5,057,884.20

Finding the Fourth Proportional to 13,148,034.60, 19,712,720.70 and 5,057,884.20

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Solution

The fourth proportional to 13,148,034.60, 19,712,720.70 and 5,057,884.20 is: 7,583,236.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,148,034.60 : 19,712,720.70 = 5,057,884.20 : x
  2. Step 2: Convert to fraction form
    13,148,034.60/19,712,720.70 = 5,057,884.20/x
  3. Step 3: Cross multiply
    13,148,034.60x = 19,712,720.70 × 5,057,884.20
  4. Step 4: Simplify right side
    13,148,034.60x = 99,704,658,567,542.94
  5. Step 5: Solve for x
    x = 99,704,658,567,542.94/13,148,034.60
  6. Step 6: Final answer
    x = 7,583,236.70

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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.