Home / 69,891,387.38-96,450,405.90-38,528,747.37

Finding the Fourth Proportional to 69,891,387.38, 96,450,405.90 and 38,528,747.37

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Solution

The fourth proportional to 69,891,387.38, 96,450,405.90 and 38,528,747.37 is: 53,169,831.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,891,387.38 : 96,450,405.90 = 38,528,747.37 : x
  2. Step 2: Convert to fraction form
    69,891,387.38/96,450,405.90 = 38,528,747.37/x
  3. Step 3: Cross multiply
    69,891,387.38x = 96,450,405.90 × 38,528,747.37
  4. Step 4: Simplify right side
    69,891,387.38x = 3,716,113,322,510,574
  5. Step 5: Solve for x
    x = 3,716,113,322,510,574/69,891,387.38
  6. Step 6: Final answer
    x = 53,169,831.96

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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.