Home / 13,105,085.10-19,657,627.65-6,727,793.10

Finding the Fourth Proportional to 13,105,085.10, 19,657,627.65 and 6,727,793.10

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Solution

The fourth proportional to 13,105,085.10, 19,657,627.65 and 6,727,793.10 is: 10,091,689.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,105,085.10 : 19,657,627.65 = 6,727,793.10 : x
  2. Step 2: Convert to fraction form
    13,105,085.10/19,657,627.65 = 6,727,793.10/x
  3. Step 3: Cross multiply
    13,105,085.10x = 19,657,627.65 × 6,727,793.10
  4. Step 4: Simplify right side
    13,105,085.10x = 132,252,451,666,039.20
  5. Step 5: Solve for x
    x = 132,252,451,666,039.20/13,105,085.10
  6. Step 6: Final answer
    x = 10,091,689.65

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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.