Home / 39,084,005.10-58,626,007.65-28,880,337.90

Finding the Fourth Proportional to 39,084,005.10, 58,626,007.65 and 28,880,337.90

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Solution

The fourth proportional to 39,084,005.10, 58,626,007.65 and 28,880,337.90 is: 43,320,506.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,084,005.10 : 58,626,007.65 = 28,880,337.90 : x
  2. Step 2: Convert to fraction form
    39,084,005.10/58,626,007.65 = 28,880,337.90/x
  3. Step 3: Cross multiply
    39,084,005.10x = 58,626,007.65 × 28,880,337.90
  4. Step 4: Simplify right side
    39,084,005.10x = 1,693,138,910,659,984.75
  5. Step 5: Solve for x
    x = 1,693,138,910,659,984.75/39,084,005.10
  6. Step 6: Final answer
    x = 43,320,506.85

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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.