Home / 8,279,889.35-12,421,686.37-2,523,073.51

Finding the Fourth Proportional to 8,279,889.35, 12,421,686.37 and 2,523,073.51

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Solution

The fourth proportional to 8,279,889.35, 12,421,686.37 and 2,523,073.51 is: 3,785,174.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,279,889.35 : 12,421,686.37 = 2,523,073.51 : x
  2. Step 2: Convert to fraction form
    8,279,889.35/12,421,686.37 = 2,523,073.51/x
  3. Step 3: Cross multiply
    8,279,889.35x = 12,421,686.37 × 2,523,073.51
  4. Step 4: Simplify right side
    8,279,889.35x = 31,340,827,792,313.16
  5. Step 5: Solve for x
    x = 31,340,827,792,313.16/8,279,889.35
  6. Step 6: Final answer
    x = 3,785,174.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.