Home / 8,011,201.77-12,018,692.79-2,619,831.24

Finding the Fourth Proportional to 8,011,201.77, 12,018,692.79 and 2,619,831.24

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Solution

The fourth proportional to 8,011,201.77, 12,018,692.79 and 2,619,831.24 is: 3,930,364.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,011,201.77 : 12,018,692.79 = 2,619,831.24 : x
  2. Step 2: Convert to fraction form
    8,011,201.77/12,018,692.79 = 2,619,831.24/x
  3. Step 3: Cross multiply
    8,011,201.77x = 12,018,692.79 × 2,619,831.24
  4. Step 4: Simplify right side
    8,011,201.77x = 31,486,946,835,204.76
  5. Step 5: Solve for x
    x = 31,486,946,835,204.76/8,011,201.77
  6. Step 6: Final answer
    x = 3,930,364.97

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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.