Home / 8,228,214.28-12,292,284.47-5,325,938.92

Finding the Fourth Proportional to 8,228,214.28, 12,292,284.47 and 5,325,938.92

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Solution

The fourth proportional to 8,228,214.28, 12,292,284.47 and 5,325,938.92 is: 7,956,520.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,228,214.28 : 12,292,284.47 = 5,325,938.92 : x
  2. Step 2: Convert to fraction form
    8,228,214.28/12,292,284.47 = 5,325,938.92/x
  3. Step 3: Cross multiply
    8,228,214.28x = 12,292,284.47 × 5,325,938.92
  4. Step 4: Simplify right side
    8,228,214.28x = 65,467,956,274,484.58
  5. Step 5: Solve for x
    x = 65,467,956,274,484.58/8,228,214.28
  6. Step 6: Final answer
    x = 7,956,520.58

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.