Home / 8,302,003.90-12,455,338.65-4,042,311.10

Finding the Fourth Proportional to 8,302,003.90, 12,455,338.65 and 4,042,311.10

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Solution

The fourth proportional to 8,302,003.90, 12,455,338.65 and 4,042,311.10 is: 6,064,602.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302,003.90 : 12,455,338.65 = 4,042,311.10 : x
  2. Step 2: Convert to fraction form
    8,302,003.90/12,455,338.65 = 4,042,311.10/x
  3. Step 3: Cross multiply
    8,302,003.90x = 12,455,338.65 × 4,042,311.10
  4. Step 4: Simplify right side
    8,302,003.90x = 50,348,353,679,154.02
  5. Step 5: Solve for x
    x = 50,348,353,679,154.02/8,302,003.90
  6. Step 6: Final answer
    x = 6,064,602.51

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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.