Home / 74,977,384.80-112,466,077.20-26,454,853.20

Finding the Fourth Proportional to 74,977,384.80, 112,466,077.20 and 26,454,853.20

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Solution

The fourth proportional to 74,977,384.80, 112,466,077.20 and 26,454,853.20 is: 39,682,279.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,977,384.80 : 112,466,077.20 = 26,454,853.20 : x
  2. Step 2: Convert to fraction form
    74,977,384.80/112,466,077.20 = 26,454,853.20/x
  3. Step 3: Cross multiply
    74,977,384.80x = 112,466,077.20 × 26,454,853.20
  4. Step 4: Simplify right side
    74,977,384.80x = 2,975,273,562,305,867
  5. Step 5: Solve for x
    x = 2,975,273,562,305,867/74,977,384.80
  6. Step 6: Final answer
    x = 39,682,279.80

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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.