Home / 8,288,981.93-11,434,416.39-5,706,178.67

Finding the Fourth Proportional to 8,288,981.93, 11,434,416.39 and 5,706,178.67

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Solution

The fourth proportional to 8,288,981.93, 11,434,416.39 and 5,706,178.67 is: 7,871,512.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,288,981.93 : 11,434,416.39 = 5,706,178.67 : x
  2. Step 2: Convert to fraction form
    8,288,981.93/11,434,416.39 = 5,706,178.67/x
  3. Step 3: Cross multiply
    8,288,981.93x = 11,434,416.39 × 5,706,178.67
  4. Step 4: Simplify right side
    8,288,981.93x = 65,246,822,937,102.45
  5. Step 5: Solve for x
    x = 65,246,822,937,102.45/8,288,981.93
  6. Step 6: Final answer
    x = 7,871,512.26

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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.