Home / 10,189,696.54-14,061,780.75-5,605,919.50

Finding the Fourth Proportional to 10,189,696.54, 14,061,780.75 and 5,605,919.50

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Solution

The fourth proportional to 10,189,696.54, 14,061,780.75 and 5,605,919.50 is: 7,736,168.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,189,696.54 : 14,061,780.75 = 5,605,919.50 : x
  2. Step 2: Convert to fraction form
    10,189,696.54/14,061,780.75 = 5,605,919.50/x
  3. Step 3: Cross multiply
    10,189,696.54x = 14,061,780.75 × 5,605,919.50
  4. Step 4: Simplify right side
    10,189,696.54x = 78,829,210,911,149.62
  5. Step 5: Solve for x
    x = 78,829,210,911,149.62/10,189,696.54
  6. Step 6: Final answer
    x = 7,736,168.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.