Home / 45,480,140.82-62,768,995.23-28,954,986.57

Finding the Fourth Proportional to 45,480,140.82, 62,768,995.23 and 28,954,986.57

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Solution

The fourth proportional to 45,480,140.82, 62,768,995.23 and 28,954,986.57 is: 39,961,956.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,480,140.82 : 62,768,995.23 = 28,954,986.57 : x
  2. Step 2: Convert to fraction form
    45,480,140.82/62,768,995.23 = 28,954,986.57/x
  3. Step 3: Cross multiply
    45,480,140.82x = 62,768,995.23 × 28,954,986.57
  4. Step 4: Simplify right side
    45,480,140.82x = 1,817,475,413,897,044
  5. Step 5: Solve for x
    x = 1,817,475,413,897,044/45,480,140.82
  6. Step 6: Final answer
    x = 39,961,956.61

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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.