Home / 71,825,457.74-107,344,627.52-52,435,516.10

Finding the Fourth Proportional to 71,825,457.74, 107,344,627.52 and 52,435,516.10

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Solution

The fourth proportional to 71,825,457.74, 107,344,627.52 and 52,435,516.10 is: 78,365,959.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,825,457.74 : 107,344,627.52 = 52,435,516.10 : x
  2. Step 2: Convert to fraction form
    71,825,457.74/107,344,627.52 = 52,435,516.10/x
  3. Step 3: Cross multiply
    71,825,457.74x = 107,344,627.52 × 52,435,516.10
  4. Step 4: Simplify right side
    71,825,457.74x = 5,628,670,943,774,562
  5. Step 5: Solve for x
    x = 5,628,670,943,774,562/71,825,457.74
  6. Step 6: Final answer
    x = 78,365,959.94

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.