Home / 69,914,808.32-96,488,179.80-38,558,990.12

Finding the Fourth Proportional to 69,914,808.32, 96,488,179.80 and 38,558,990.12

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Solution

The fourth proportional to 69,914,808.32, 96,488,179.80 and 38,558,990.12 is: 53,214,574.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,914,808.32 : 96,488,179.80 = 38,558,990.12 : x
  2. Step 2: Convert to fraction form
    69,914,808.32/96,488,179.80 = 38,558,990.12/x
  3. Step 3: Cross multiply
    69,914,808.32x = 96,488,179.80 × 38,558,990.12
  4. Step 4: Simplify right side
    69,914,808.32x = 3,720,486,771,604,983
  5. Step 5: Solve for x
    x = 3,720,486,771,604,983/69,914,808.32
  6. Step 6: Final answer
    x = 53,214,574.44

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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.