Home / 14,003,918.60-21,005,877.90-4,420,265.90

Finding the Fourth Proportional to 14,003,918.60, 21,005,877.90 and 4,420,265.90

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Solution

The fourth proportional to 14,003,918.60, 21,005,877.90 and 4,420,265.90 is: 6,630,398.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003,918.60 : 21,005,877.90 = 4,420,265.90 : x
  2. Step 2: Convert to fraction form
    14,003,918.60/21,005,877.90 = 4,420,265.90/x
  3. Step 3: Cross multiply
    14,003,918.60x = 21,005,877.90 × 4,420,265.90
  4. Step 4: Simplify right side
    14,003,918.60x = 92,851,565,780,933.61
  5. Step 5: Solve for x
    x = 92,851,565,780,933.61/14,003,918.60
  6. Step 6: Final answer
    x = 6,630,398.85

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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.