Home / 13,094,681.31-18,070,665.47-7,591,246.88

Finding the Fourth Proportional to 13,094,681.31, 18,070,665.47 and 7,591,246.88

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Solution

The fourth proportional to 13,094,681.31, 18,070,665.47 and 7,591,246.88 is: 10,475,923.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,094,681.31 : 18,070,665.47 = 7,591,246.88 : x
  2. Step 2: Convert to fraction form
    13,094,681.31/18,070,665.47 = 7,591,246.88/x
  3. Step 3: Cross multiply
    13,094,681.31x = 18,070,665.47 × 7,591,246.88
  4. Step 4: Simplify right side
    13,094,681.31x = 137,178,882,740,351.67
  5. Step 5: Solve for x
    x = 137,178,882,740,351.67/13,094,681.31
  6. Step 6: Final answer
    x = 10,475,923.74

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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.