Home / 71,833,448.55-107,750,172.83-43,112,014.95

Finding the Fourth Proportional to 71,833,448.55, 107,750,172.83 and 43,112,014.95

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Solution

The fourth proportional to 71,833,448.55, 107,750,172.83 and 43,112,014.95 is: 64,668,022.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,833,448.55 : 107,750,172.83 = 43,112,014.95 : x
  2. Step 2: Convert to fraction form
    71,833,448.55/107,750,172.83 = 43,112,014.95/x
  3. Step 3: Cross multiply
    71,833,448.55x = 107,750,172.83 × 43,112,014.95
  4. Step 4: Simplify right side
    71,833,448.55x = 4,645,327,061,696,484
  5. Step 5: Solve for x
    x = 4,645,327,061,696,484/71,833,448.55
  6. Step 6: Final answer
    x = 64,668,022.43

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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.