Home / 29,262,034.42-40,395,610.29-19,488,742.90

Finding the Fourth Proportional to 29,262,034.42, 40,395,610.29 and 19,488,742.90

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Solution

The fourth proportional to 29,262,034.42, 40,395,610.29 and 19,488,742.90 is: 26,903,791.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,262,034.42 : 40,395,610.29 = 19,488,742.90 : x
  2. Step 2: Convert to fraction form
    29,262,034.42/40,395,610.29 = 19,488,742.90/x
  3. Step 3: Cross multiply
    29,262,034.42x = 40,395,610.29 × 19,488,742.90
  4. Step 4: Simplify right side
    29,262,034.42x = 787,259,663,230,404.38
  5. Step 5: Solve for x
    x = 787,259,663,230,404.38/29,262,034.42
  6. Step 6: Final answer
    x = 26,903,791.17

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1.5x scale

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.