Home / 21,835,195.12-32,720,444.88-8,865,574.36

Finding the Fourth Proportional to 21,835,195.12, 32,720,444.88 and 8,865,574.36

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Solution

The fourth proportional to 21,835,195.12, 32,720,444.88 and 8,865,574.36 is: 13,285,227.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,835,195.12 : 32,720,444.88 = 8,865,574.36 : x
  2. Step 2: Convert to fraction form
    21,835,195.12/32,720,444.88 = 8,865,574.36/x
  3. Step 3: Cross multiply
    21,835,195.12x = 32,720,444.88 × 8,865,574.36
  4. Step 4: Simplify right side
    21,835,195.12x = 290,085,537,175,921.25
  5. Step 5: Solve for x
    x = 290,085,537,175,921.25/21,835,195.12
  6. Step 6: Final answer
    x = 13,285,227.61

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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.