Home / 83,987,707.08-115,903,034.82-45,356,539.08

Finding the Fourth Proportional to 83,987,707.08, 115,903,034.82 and 45,356,539.08

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Solution

The fourth proportional to 83,987,707.08, 115,903,034.82 and 45,356,539.08 is: 62,592,023.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,987,707.08 : 115,903,034.82 = 45,356,539.08 : x
  2. Step 2: Convert to fraction form
    83,987,707.08/115,903,034.82 = 45,356,539.08/x
  3. Step 3: Cross multiply
    83,987,707.08x = 115,903,034.82 × 45,356,539.08
  4. Step 4: Simplify right side
    83,987,707.08x = 5,256,960,528,303,930
  5. Step 5: Solve for x
    x = 5,256,960,528,303,930/83,987,707.08
  6. Step 6: Final answer
    x = 62,592,023.42

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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.