Home / 8,087,863.05-12,128,421.69-3,292,296.93

Finding the Fourth Proportional to 8,087,863.05, 12,128,421.69 and 3,292,296.93

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Solution

The fourth proportional to 8,087,863.05, 12,128,421.69 and 3,292,296.93 is: 4,937,072.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087,863.05 : 12,128,421.69 = 3,292,296.93 : x
  2. Step 2: Convert to fraction form
    8,087,863.05/12,128,421.69 = 3,292,296.93/x
  3. Step 3: Cross multiply
    8,087,863.05x = 12,128,421.69 × 3,292,296.93
  4. Step 4: Simplify right side
    8,087,863.05x = 39,930,365,495,732.41
  5. Step 5: Solve for x
    x = 39,930,365,495,732.41/8,087,863.05
  6. Step 6: Final answer
    x = 4,937,072.41

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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.