Home / 48,408,077.80-72,612,116.70-18,112,004.20

Finding the Fourth Proportional to 48,408,077.80, 72,612,116.70 and 18,112,004.20

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Solution

The fourth proportional to 48,408,077.80, 72,612,116.70 and 18,112,004.20 is: 27,168,006.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,408,077.80 : 72,612,116.70 = 18,112,004.20 : x
  2. Step 2: Convert to fraction form
    48,408,077.80/72,612,116.70 = 18,112,004.20/x
  3. Step 3: Cross multiply
    48,408,077.80x = 72,612,116.70 × 18,112,004.20
  4. Step 4: Simplify right side
    48,408,077.80x = 1,315,150,962,641,290.25
  5. Step 5: Solve for x
    x = 1,315,150,962,641,290.25/48,408,077.80
  6. Step 6: Final answer
    x = 27,168,006.30

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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.