Home / 8,564,782.32-12,843,105.66-4,971,650.67

Finding the Fourth Proportional to 8,564,782.32, 12,843,105.66 and 4,971,650.67

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Solution

The fourth proportional to 8,564,782.32, 12,843,105.66 and 4,971,650.67 is: 7,455,114.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,564,782.32 : 12,843,105.66 = 4,971,650.67 : x
  2. Step 2: Convert to fraction form
    8,564,782.32/12,843,105.66 = 4,971,650.67/x
  3. Step 3: Cross multiply
    8,564,782.32x = 12,843,105.66 × 4,971,650.67
  4. Step 4: Simplify right side
    8,564,782.32x = 63,851,434,859,419.79
  5. Step 5: Solve for x
    x = 63,851,434,859,419.79/8,564,782.32
  6. Step 6: Final answer
    x = 7,455,114.73

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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.