Home / 22,377,983.04-30,880,720.80-12,588,621.12

Finding the Fourth Proportional to 22,377,983.04, 30,880,720.80 and 12,588,621.12

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Solution

The fourth proportional to 22,377,983.04, 30,880,720.80 and 12,588,621.12 is: 17,371,793.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,377,983.04 : 30,880,720.80 = 12,588,621.12 : x
  2. Step 2: Convert to fraction form
    22,377,983.04/30,880,720.80 = 12,588,621.12/x
  3. Step 3: Cross multiply
    22,377,983.04x = 30,880,720.80 × 12,588,621.12
  4. Step 4: Simplify right side
    22,377,983.04x = 388,745,694,063,703.25
  5. Step 5: Solve for x
    x = 388,745,694,063,703.25/22,377,983.04
  6. Step 6: Final answer
    x = 17,371,793.22

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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.