Home / 70,554,448.85-97,367,868.86-39,194,872.38

Finding the Fourth Proportional to 70,554,448.85, 97,367,868.86 and 39,194,872.38

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Solution

The fourth proportional to 70,554,448.85, 97,367,868.86 and 39,194,872.38 is: 54,090,440.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,554,448.85 : 97,367,868.86 = 39,194,872.38 : x
  2. Step 2: Convert to fraction form
    70,554,448.85/97,367,868.86 = 39,194,872.38/x
  3. Step 3: Cross multiply
    70,554,448.85x = 97,367,868.86 × 39,194,872.38
  4. Step 4: Simplify right side
    70,554,448.85x = 3,816,321,193,684,302
  5. Step 5: Solve for x
    x = 3,816,321,193,684,302/70,554,448.85
  6. Step 6: Final answer
    x = 54,090,440.17

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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.