Home / 45,480,139.31-62,768,993.16-28,954,985.06

Finding the Fourth Proportional to 45,480,139.31, 62,768,993.16 and 28,954,985.06

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Solution

The fourth proportional to 45,480,139.31, 62,768,993.16 and 28,954,985.06 is: 39,961,954.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,480,139.31 : 62,768,993.16 = 28,954,985.06 : x
  2. Step 2: Convert to fraction form
    45,480,139.31/62,768,993.16 = 28,954,985.06/x
  3. Step 3: Cross multiply
    45,480,139.31x = 62,768,993.16 × 28,954,985.06
  4. Step 4: Simplify right side
    45,480,139.31x = 1,817,475,258,865,197
  5. Step 5: Solve for x
    x = 1,817,475,258,865,197/45,480,139.31
  6. Step 6: Final answer
    x = 39,961,954.53

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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.