Home / 13,294,787.85-19,934,701.77-4,195,189.32

Finding the Fourth Proportional to 13,294,787.85, 19,934,701.77 and 4,195,189.32

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Solution

The fourth proportional to 13,294,787.85, 19,934,701.77 and 4,195,189.32 is: 6,290,423.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,294,787.85 : 19,934,701.77 = 4,195,189.32 : x
  2. Step 2: Convert to fraction form
    13,294,787.85/19,934,701.77 = 4,195,189.32/x
  3. Step 3: Cross multiply
    13,294,787.85x = 19,934,701.77 × 4,195,189.32
  4. Step 4: Simplify right side
    13,294,787.85x = 83,629,847,962,889.09
  5. Step 5: Solve for x
    x = 83,629,847,962,889.09/13,294,787.85
  6. Step 6: Final answer
    x = 6,290,423.65

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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.