Home / 13,292,061.60-18,343,353-7,491,022.26

Finding the Fourth Proportional to 13,292,061.60, 18,343,353 and 7,491,022.26

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Solution

The fourth proportional to 13,292,061.60, 18,343,353 and 7,491,022.26 is: 10,337,784.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,292,061.60 : 18,343,353 = 7,491,022.26 : x
  2. Step 2: Convert to fraction form
    13,292,061.60/18,343,353 = 7,491,022.26/x
  3. Step 3: Cross multiply
    13,292,061.60x = 18,343,353 × 7,491,022.26
  4. Step 4: Simplify right side
    13,292,061.60x = 137,410,465,646,037.78
  5. Step 5: Solve for x
    x = 137,410,465,646,037.78/13,292,061.60
  6. Step 6: Final answer
    x = 10,337,784.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.