Home / 26,612,629.40-39,920,256.30-13,858,045.40

Finding the Fourth Proportional to 26,612,629.40, 39,920,256.30 and 13,858,045.40

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Solution

The fourth proportional to 26,612,629.40, 39,920,256.30 and 13,858,045.40 is: 20,787,751.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,612,629.40 : 39,920,256.30 = 13,858,045.40 : x
  2. Step 2: Convert to fraction form
    26,612,629.40/39,920,256.30 = 13,858,045.40/x
  3. Step 3: Cross multiply
    26,612,629.40x = 39,920,256.30 × 13,858,045.40
  4. Step 4: Simplify right side
    26,612,629.40x = 553,216,724,185,036
  5. Step 5: Solve for x
    x = 553,216,724,185,036/26,612,629.40
  6. Step 6: Final answer
    x = 20,787,751.40

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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.