Home / 22,690,433.49-31,312,998.05-12,377,202.45

Finding the Fourth Proportional to 22,690,433.49, 31,312,998.05 and 12,377,202.45

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Solution

The fourth proportional to 22,690,433.49, 31,312,998.05 and 12,377,202.45 is: 17,080,648.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,690,433.49 : 31,312,998.05 = 12,377,202.45 : x
  2. Step 2: Convert to fraction form
    22,690,433.49/31,312,998.05 = 12,377,202.45/x
  3. Step 3: Cross multiply
    22,690,433.49x = 31,312,998.05 × 12,377,202.45
  4. Step 4: Simplify right side
    22,690,433.49x = 387,567,316,055,683.25
  5. Step 5: Solve for x
    x = 387,567,316,055,683.25/22,690,433.49
  6. Step 6: Final answer
    x = 17,080,648.38

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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.