Home / 9,841,685.25-13,581,919.32-5,491,151.76

Finding the Fourth Proportional to 9,841,685.25, 13,581,919.32 and 5,491,151.76

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Solution

The fourth proportional to 9,841,685.25, 13,581,919.32 and 5,491,151.76 is: 7,578,009.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,841,685.25 : 13,581,919.32 = 5,491,151.76 : x
  2. Step 2: Convert to fraction form
    9,841,685.25/13,581,919.32 = 5,491,151.76/x
  3. Step 3: Cross multiply
    9,841,685.25x = 13,581,919.32 × 5,491,151.76
  4. Step 4: Simplify right side
    9,841,685.25x = 74,580,380,178,196
  5. Step 5: Solve for x
    x = 74,580,380,178,196/9,841,685.25
  6. Step 6: Final answer
    x = 7,578,009.08

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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.