Home / 38,444,428.80-57,666,643.20-15,717,772.80

Finding the Fourth Proportional to 38,444,428.80, 57,666,643.20 and 15,717,772.80

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Solution

The fourth proportional to 38,444,428.80, 57,666,643.20 and 15,717,772.80 is: 23,576,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,444,428.80 : 57,666,643.20 = 15,717,772.80 : x
  2. Step 2: Convert to fraction form
    38,444,428.80/57,666,643.20 = 15,717,772.80/x
  3. Step 3: Cross multiply
    38,444,428.80x = 57,666,643.20 × 15,717,772.80
  4. Step 4: Simplify right side
    38,444,428.80x = 906,391,195,956,265
  5. Step 5: Solve for x
    x = 906,391,195,956,265/38,444,428.80
  6. Step 6: Final answer
    x = 23,576,659.20

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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.