Home / 22,890,905.55-34,376,216.40-12,129,225.30

Finding the Fourth Proportional to 22,890,905.55, 34,376,216.40 and 12,129,225.30

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Solution

The fourth proportional to 22,890,905.55, 34,376,216.40 and 12,129,225.30 is: 18,214,957.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,890,905.55 : 34,376,216.40 = 12,129,225.30 : x
  2. Step 2: Convert to fraction form
    22,890,905.55/34,376,216.40 = 12,129,225.30/x
  3. Step 3: Cross multiply
    22,890,905.55x = 34,376,216.40 × 12,129,225.30
  4. Step 4: Simplify right side
    22,890,905.55x = 416,956,873,677,154.94
  5. Step 5: Solve for x
    x = 416,956,873,677,154.94/22,890,905.55
  6. Step 6: Final answer
    x = 18,214,957.59

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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.