Home / 54,288,112.10-81,432,168.15-48,913,340.90

Finding the Fourth Proportional to 54,288,112.10, 81,432,168.15 and 48,913,340.90

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Solution

The fourth proportional to 54,288,112.10, 81,432,168.15 and 48,913,340.90 is: 73,370,011.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,288,112.10 : 81,432,168.15 = 48,913,340.90 : x
  2. Step 2: Convert to fraction form
    54,288,112.10/81,432,168.15 = 48,913,340.90/x
  3. Step 3: Cross multiply
    54,288,112.10x = 81,432,168.15 × 48,913,340.90
  4. Step 4: Simplify right side
    54,288,112.10x = 3,983,119,400,947,072.50
  5. Step 5: Solve for x
    x = 3,983,119,400,947,072.50/54,288,112.10
  6. Step 6: Final answer
    x = 73,370,011.35

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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.