Home / 31,594,221.80-47,391,332.70-28,067,028.20

Finding the Fourth Proportional to 31,594,221.80, 47,391,332.70 and 28,067,028.20

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Solution

The fourth proportional to 31,594,221.80, 47,391,332.70 and 28,067,028.20 is: 42,100,542.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,594,221.80 : 47,391,332.70 = 28,067,028.20 : x
  2. Step 2: Convert to fraction form
    31,594,221.80/47,391,332.70 = 28,067,028.20/x
  3. Step 3: Cross multiply
    31,594,221.80x = 47,391,332.70 × 28,067,028.20
  4. Step 4: Simplify right side
    31,594,221.80x = 1,330,133,871,326,482.25
  5. Step 5: Solve for x
    x = 1,330,133,871,326,482.25/31,594,221.80
  6. Step 6: Final answer
    x = 42,100,542.30

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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.