Home / 65,707,700.14-90,666,552.67-37,825,020.68

Finding the Fourth Proportional to 65,707,700.14, 90,666,552.67 and 37,825,020.68

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Solution

The fourth proportional to 65,707,700.14, 90,666,552.67 and 37,825,020.68 is: 52,192,729.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,707,700.14 : 90,666,552.67 = 37,825,020.68 : x
  2. Step 2: Convert to fraction form
    65,707,700.14/90,666,552.67 = 37,825,020.68/x
  3. Step 3: Cross multiply
    65,707,700.14x = 90,666,552.67 × 37,825,020.68
  4. Step 4: Simplify right side
    65,707,700.14x = 3,429,464,229,901,929
  5. Step 5: Solve for x
    x = 3,429,464,229,901,929/65,707,700.14
  6. Step 6: Final answer
    x = 52,192,729.66

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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.