Home / 8,871,223.90-13,306,835.85-7,973,679.10

Finding the Fourth Proportional to 8,871,223.90, 13,306,835.85 and 7,973,679.10

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Solution

The fourth proportional to 8,871,223.90, 13,306,835.85 and 7,973,679.10 is: 11,960,518.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,871,223.90 : 13,306,835.85 = 7,973,679.10 : x
  2. Step 2: Convert to fraction form
    8,871,223.90/13,306,835.85 = 7,973,679.10/x
  3. Step 3: Cross multiply
    8,871,223.90x = 13,306,835.85 × 7,973,679.10
  4. Step 4: Simplify right side
    8,871,223.90x = 106,104,438,904,275.73
  5. Step 5: Solve for x
    x = 106,104,438,904,275.73/8,871,223.90
  6. Step 6: Final answer
    x = 11,960,518.65

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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.