Home / 31,074,674.45-42,886,916.96-17,847,993.69

Finding the Fourth Proportional to 31,074,674.45, 42,886,916.96 and 17,847,993.69

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Solution

The fourth proportional to 31,074,674.45, 42,886,916.96 and 17,847,993.69 is: 24,632,451.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,074,674.45 : 42,886,916.96 = 17,847,993.69 : x
  2. Step 2: Convert to fraction form
    31,074,674.45/42,886,916.96 = 17,847,993.69/x
  3. Step 3: Cross multiply
    31,074,674.45x = 42,886,916.96 × 17,847,993.69
  4. Step 4: Simplify right side
    31,074,674.45x = 765,445,423,196,394
  5. Step 5: Solve for x
    x = 765,445,423,196,394/31,074,674.45
  6. Step 6: Final answer
    x = 24,632,451.89

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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.