Home / 8,702,162.14-12,008,279.70-5,031,314.23

Finding the Fourth Proportional to 8,702,162.14, 12,008,279.70 and 5,031,314.23

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Solution

The fourth proportional to 8,702,162.14, 12,008,279.70 and 5,031,314.23 is: 6,942,806.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,702,162.14 : 12,008,279.70 = 5,031,314.23 : x
  2. Step 2: Convert to fraction form
    8,702,162.14/12,008,279.70 = 5,031,314.23/x
  3. Step 3: Cross multiply
    8,702,162.14x = 12,008,279.70 × 5,031,314.23
  4. Step 4: Simplify right side
    8,702,162.14x = 60,417,428,532,430.13
  5. Step 5: Solve for x
    x = 60,417,428,532,430.13/8,702,162.14
  6. Step 6: Final answer
    x = 6,942,806.58

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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.