Home / 9,669,079.11-13,343,581.65-5,318,279.62

Finding the Fourth Proportional to 9,669,079.11, 13,343,581.65 and 5,318,279.62

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Solution

The fourth proportional to 9,669,079.11, 13,343,581.65 and 5,318,279.62 is: 7,339,364.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,669,079.11 : 13,343,581.65 = 5,318,279.62 : x
  2. Step 2: Convert to fraction form
    9,669,079.11/13,343,581.65 = 5,318,279.62/x
  3. Step 3: Cross multiply
    9,669,079.11x = 13,343,581.65 × 5,318,279.62
  4. Step 4: Simplify right side
    9,669,079.11x = 70,964,898,313,642.02
  5. Step 5: Solve for x
    x = 70,964,898,313,642.02/9,669,079.11
  6. Step 6: Final answer
    x = 7,339,364.74

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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.