Home / 8,323,408.88-12,484,831.88-2,931,918.39

Finding the Fourth Proportional to 8,323,408.88, 12,484,831.88 and 2,931,918.39

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Solution

The fourth proportional to 8,323,408.88, 12,484,831.88 and 2,931,918.39 is: 4,397,778.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,323,408.88 : 12,484,831.88 = 2,931,918.39 : x
  2. Step 2: Convert to fraction form
    8,323,408.88/12,484,831.88 = 2,931,918.39/x
  3. Step 3: Cross multiply
    8,323,408.88x = 12,484,831.88 × 2,931,918.39
  4. Step 4: Simplify right side
    8,323,408.88x = 36,604,508,192,360.07
  5. Step 5: Solve for x
    x = 36,604,508,192,360.07/8,323,408.88
  6. Step 6: Final answer
    x = 4,397,778.45

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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.