Home / 71,218,034.27-106,949,303.75-43,713,461.45

Finding the Fourth Proportional to 71,218,034.27, 106,949,303.75 and 43,713,461.45

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Solution

The fourth proportional to 71,218,034.27, 106,949,303.75 and 43,713,461.45 is: 65,645,230.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,218,034.27 : 106,949,303.75 = 43,713,461.45 : x
  2. Step 2: Convert to fraction form
    71,218,034.27/106,949,303.75 = 43,713,461.45/x
  3. Step 3: Cross multiply
    71,218,034.27x = 106,949,303.75 × 43,713,461.45
  4. Step 4: Simplify right side
    71,218,034.27x = 4,675,124,265,826,652
  5. Step 5: Solve for x
    x = 4,675,124,265,826,652/71,218,034.27
  6. Step 6: Final answer
    x = 65,645,230.37

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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.