Home / 42,103,247.20-58,107,522.48-25,586,070.64

Finding the Fourth Proportional to 42,103,247.20, 58,107,522.48 and 25,586,070.64

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Solution

The fourth proportional to 42,103,247.20, 58,107,522.48 and 25,586,070.64 is: 35,311,841.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,103,247.20 : 58,107,522.48 = 25,586,070.64 : x
  2. Step 2: Convert to fraction form
    42,103,247.20/58,107,522.48 = 25,586,070.64/x
  3. Step 3: Cross multiply
    42,103,247.20x = 58,107,522.48 × 25,586,070.64
  4. Step 4: Simplify right side
    42,103,247.20x = 1,486,743,174,888,668
  5. Step 5: Solve for x
    x = 1,486,743,174,888,668/42,103,247.20
  6. Step 6: Final answer
    x = 35,311,841.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.