Home / 13,332,428.56-18,398,694.16-7,452,054.48

Finding the Fourth Proportional to 13,332,428.56, 18,398,694.16 and 7,452,054.48

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Solution

The fourth proportional to 13,332,428.56, 18,398,694.16 and 7,452,054.48 is: 10,283,803.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,332,428.56 : 18,398,694.16 = 7,452,054.48 : x
  2. Step 2: Convert to fraction form
    13,332,428.56/18,398,694.16 = 7,452,054.48/x
  3. Step 3: Cross multiply
    13,332,428.56x = 18,398,694.16 × 7,452,054.48
  4. Step 4: Simplify right side
    13,332,428.56x = 137,108,071,241,177.84
  5. Step 5: Solve for x
    x = 137,108,071,241,177.84/13,332,428.56
  6. Step 6: Final answer
    x = 10,283,803.18

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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.