Home / 39,278,613.51-58,917,916.60-15,019,993.98

Finding the Fourth Proportional to 39,278,613.51, 58,917,916.60 and 15,019,993.98

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Solution

The fourth proportional to 39,278,613.51, 58,917,916.60 and 15,019,993.98 is: 22,529,989.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,278,613.51 : 58,917,916.60 = 15,019,993.98 : x
  2. Step 2: Convert to fraction form
    39,278,613.51/58,917,916.60 = 15,019,993.98/x
  3. Step 3: Cross multiply
    39,278,613.51x = 58,917,916.60 × 15,019,993.98
  4. Step 4: Simplify right side
    39,278,613.51x = 884,946,752,608,592
  5. Step 5: Solve for x
    x = 884,946,752,608,592/39,278,613.51
  6. Step 6: Final answer
    x = 22,529,989.57

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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.