Home / 11,103,695.10-16,655,542.65-7,875,191.03

Finding the Fourth Proportional to 11,103,695.10, 16,655,542.65 and 7,875,191.03

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Solution

The fourth proportional to 11,103,695.10, 16,655,542.65 and 7,875,191.03 is: 11,812,786.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,103,695.10 : 16,655,542.65 = 7,875,191.03 : x
  2. Step 2: Convert to fraction form
    11,103,695.10/16,655,542.65 = 7,875,191.03/x
  3. Step 3: Cross multiply
    11,103,695.10x = 16,655,542.65 × 7,875,191.03
  4. Step 4: Simplify right side
    11,103,695.10x = 131,165,580,077,062.44
  5. Step 5: Solve for x
    x = 131,165,580,077,062.44/11,103,695.10
  6. Step 6: Final answer
    x = 11,812,786.55

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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.