Home / 72,172,313.37-108,253,030.10-22,986,182.79

Finding the Fourth Proportional to 72,172,313.37, 108,253,030.10 and 22,986,182.79

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Solution

The fourth proportional to 72,172,313.37, 108,253,030.10 and 22,986,182.79 is: 34,477,541.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,172,313.37 : 108,253,030.10 = 22,986,182.79 : x
  2. Step 2: Convert to fraction form
    72,172,313.37/108,253,030.10 = 22,986,182.79/x
  3. Step 3: Cross multiply
    72,172,313.37x = 108,253,030.10 × 22,986,182.79
  4. Step 4: Simplify right side
    72,172,313.37x = 2,488,323,937,335,041
  5. Step 5: Solve for x
    x = 2,488,323,937,335,041/72,172,313.37
  6. Step 6: Final answer
    x = 34,477,541.61

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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.