Home / 21,840,787.55-30,140,263.96-12,051,231.17

Finding the Fourth Proportional to 21,840,787.55, 30,140,263.96 and 12,051,231.17

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Solution

The fourth proportional to 21,840,787.55, 30,140,263.96 and 12,051,231.17 is: 16,630,686.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,840,787.55 : 30,140,263.96 = 12,051,231.17 : x
  2. Step 2: Convert to fraction form
    21,840,787.55/30,140,263.96 = 12,051,231.17/x
  3. Step 3: Cross multiply
    21,840,787.55x = 30,140,263.96 × 12,051,231.17
  4. Step 4: Simplify right side
    21,840,787.55x = 363,227,288,325,950.19
  5. Step 5: Solve for x
    x = 363,227,288,325,950.19/21,840,787.55
  6. Step 6: Final answer
    x = 16,630,686.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.