Home / 13,430,227.52-18,532,827.24-7,550,768

Finding the Fourth Proportional to 13,430,227.52, 18,532,827.24 and 7,550,768

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Solution

The fourth proportional to 13,430,227.52, 18,532,827.24 and 7,550,768 is: 10,419,561.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,430,227.52 : 18,532,827.24 = 7,550,768 : x
  2. Step 2: Convert to fraction form
    13,430,227.52/18,532,827.24 = 7,550,768/x
  3. Step 3: Cross multiply
    13,430,227.52x = 18,532,827.24 × 7,550,768
  4. Step 4: Simplify right side
    13,430,227.52x = 139,937,078,873,320.31
  5. Step 5: Solve for x
    x = 139,937,078,873,320.31/13,430,227.52
  6. Step 6: Final answer
    x = 10,419,561.30

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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.