Home / 31,594,044.80-47,391,067.20-28,066,851.20

Finding the Fourth Proportional to 31,594,044.80, 47,391,067.20 and 28,066,851.20

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Solution

The fourth proportional to 31,594,044.80, 47,391,067.20 and 28,066,851.20 is: 42,100,276.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,594,044.80 : 47,391,067.20 = 28,066,851.20 : x
  2. Step 2: Convert to fraction form
    31,594,044.80/47,391,067.20 = 28,066,851.20/x
  3. Step 3: Cross multiply
    31,594,044.80x = 47,391,067.20 × 28,066,851.20
  4. Step 4: Simplify right side
    31,594,044.80x = 1,330,118,031,311,600.75
  5. Step 5: Solve for x
    x = 1,330,118,031,311,600.75/31,594,044.80
  6. Step 6: Final answer
    x = 42,100,276.80

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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.