Home / 54,300,911.10-81,451,366.65-48,348,771.90

Finding the Fourth Proportional to 54,300,911.10, 81,451,366.65 and 48,348,771.90

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Solution

The fourth proportional to 54,300,911.10, 81,451,366.65 and 48,348,771.90 is: 72,523,157.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,300,911.10 : 81,451,366.65 = 48,348,771.90 : x
  2. Step 2: Convert to fraction form
    54,300,911.10/81,451,366.65 = 48,348,771.90/x
  3. Step 3: Cross multiply
    54,300,911.10x = 81,451,366.65 × 48,348,771.90
  4. Step 4: Simplify right side
    54,300,911.10x = 3,938,073,547,104,117.50
  5. Step 5: Solve for x
    x = 3,938,073,547,104,117.50/54,300,911.10
  6. Step 6: Final answer
    x = 72,523,157.85

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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.