Home / 26,386,037.31-39,535,280.46-18,671,433.15

Finding the Fourth Proportional to 26,386,037.31, 39,535,280.46 and 18,671,433.15

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Solution

The fourth proportional to 26,386,037.31, 39,535,280.46 and 18,671,433.15 is: 27,976,173.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,386,037.31 : 39,535,280.46 = 18,671,433.15 : x
  2. Step 2: Convert to fraction form
    26,386,037.31/39,535,280.46 = 18,671,433.15/x
  3. Step 3: Cross multiply
    26,386,037.31x = 39,535,280.46 × 18,671,433.15
  4. Step 4: Simplify right side
    26,386,037.31x = 738,180,346,175,391.25
  5. Step 5: Solve for x
    x = 738,180,346,175,391.25/26,386,037.31
  6. Step 6: Final answer
    x = 27,976,173.06

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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.