Home / 9,894,161.28-13,655,384.04-5,543,541.66

Finding the Fourth Proportional to 9,894,161.28, 13,655,384.04 and 5,543,541.66

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Solution

The fourth proportional to 9,894,161.28, 13,655,384.04 and 5,543,541.66 is: 7,650,895.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,894,161.28 : 13,655,384.04 = 5,543,541.66 : x
  2. Step 2: Convert to fraction form
    9,894,161.28/13,655,384.04 = 5,543,541.66/x
  3. Step 3: Cross multiply
    9,894,161.28x = 13,655,384.04 × 5,543,541.66
  4. Step 4: Simplify right side
    9,894,161.28x = 75,699,190,309,039.11
  5. Step 5: Solve for x
    x = 75,699,190,309,039.11/9,894,161.28
  6. Step 6: Final answer
    x = 7,650,895.13

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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.