Home / 18,538,444.71-27,815,342.63-10,008,750.51

Finding the Fourth Proportional to 18,538,444.71, 27,815,342.63 and 10,008,750.51

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Solution

The fourth proportional to 18,538,444.71, 27,815,342.63 and 10,008,750.51 is: 15,017,269.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,538,444.71 : 27,815,342.63 = 10,008,750.51 : x
  2. Step 2: Convert to fraction form
    18,538,444.71/27,815,342.63 = 10,008,750.51/x
  3. Step 3: Cross multiply
    18,538,444.71x = 27,815,342.63 × 10,008,750.51
  4. Step 4: Simplify right side
    18,538,444.71x = 278,396,824,683,793.47
  5. Step 5: Solve for x
    x = 278,396,824,683,793.47/18,538,444.71
  6. Step 6: Final answer
    x = 15,017,269.74

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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.