Home / 39,528,044.70-59,292,067.05-28,048,919.10

Finding the Fourth Proportional to 39,528,044.70, 59,292,067.05 and 28,048,919.10

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Solution

The fourth proportional to 39,528,044.70, 59,292,067.05 and 28,048,919.10 is: 42,073,378.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,528,044.70 : 59,292,067.05 = 28,048,919.10 : x
  2. Step 2: Convert to fraction form
    39,528,044.70/59,292,067.05 = 28,048,919.10/x
  3. Step 3: Cross multiply
    39,528,044.70x = 59,292,067.05 × 28,048,919.10
  4. Step 4: Simplify right side
    39,528,044.70x = 1,663,078,391,957,225.75
  5. Step 5: Solve for x
    x = 1,663,078,391,957,225.75/39,528,044.70
  6. Step 6: Final answer
    x = 42,073,378.65

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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.