Home / 15,782,934-23,606,009.85-9,290,536.56

Finding the Fourth Proportional to 15,782,934, 23,606,009.85 and 9,290,536.56

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Solution

The fourth proportional to 15,782,934, 23,606,009.85 and 9,290,536.56 is: 13,895,546.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,782,934 : 23,606,009.85 = 9,290,536.56 : x
  2. Step 2: Convert to fraction form
    15,782,934/23,606,009.85 = 9,290,536.56/x
  3. Step 3: Cross multiply
    15,782,934x = 23,606,009.85 × 9,290,536.56
  4. Step 4: Simplify right side
    15,782,934x = 219,312,497,547,145.16
  5. Step 5: Solve for x
    x = 219,312,497,547,145.16/15,782,934
  6. Step 6: Final answer
    x = 13,895,546.77

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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.