Home / 9,180,908.10-13,771,880.55-2,791,368.90

Finding the Fourth Proportional to 9,180,908.10, 13,771,880.55 and 2,791,368.90

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Solution

The fourth proportional to 9,180,908.10, 13,771,880.55 and 2,791,368.90 is: 4,187,210.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180,908.10 : 13,771,880.55 = 2,791,368.90 : x
  2. Step 2: Convert to fraction form
    9,180,908.10/13,771,880.55 = 2,791,368.90/x
  3. Step 3: Cross multiply
    9,180,908.10x = 13,771,880.55 × 2,791,368.90
  4. Step 4: Simplify right side
    9,180,908.10x = 38,442,399,061,784.90
  5. Step 5: Solve for x
    x = 38,442,399,061,784.90/9,180,908.10
  6. Step 6: Final answer
    x = 4,187,210.96

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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.