Home / 34,456,109.47-47,550,445.35-18,987,190.56

Finding the Fourth Proportional to 34,456,109.47, 47,550,445.35 and 18,987,190.56

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Solution

The fourth proportional to 34,456,109.47, 47,550,445.35 and 18,987,190.56 is: 26,202,881.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,456,109.47 : 47,550,445.35 = 18,987,190.56 : x
  2. Step 2: Convert to fraction form
    34,456,109.47/47,550,445.35 = 18,987,190.56/x
  3. Step 3: Cross multiply
    34,456,109.47x = 47,550,445.35 × 18,987,190.56
  4. Step 4: Simplify right side
    34,456,109.47x = 902,849,367,180,428
  5. Step 5: Solve for x
    x = 902,849,367,180,428/34,456,109.47
  6. Step 6: Final answer
    x = 26,202,881.90

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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.