Home / 31,508,029.20-47,262,043.80-26,784,109.20

Finding the Fourth Proportional to 31,508,029.20, 47,262,043.80 and 26,784,109.20

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Solution

The fourth proportional to 31,508,029.20, 47,262,043.80 and 26,784,109.20 is: 40,176,163.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,508,029.20 : 47,262,043.80 = 26,784,109.20 : x
  2. Step 2: Convert to fraction form
    31,508,029.20/47,262,043.80 = 26,784,109.20/x
  3. Step 3: Cross multiply
    31,508,029.20x = 47,262,043.80 × 26,784,109.20
  4. Step 4: Simplify right side
    31,508,029.20x = 1,265,871,742,154,382.75
  5. Step 5: Solve for x
    x = 1,265,871,742,154,382.75/31,508,029.20
  6. Step 6: Final answer
    x = 40,176,163.80

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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.