Home / 12,239,761.40-16,890,777.30-6,733,017.68

Finding the Fourth Proportional to 12,239,761.40, 16,890,777.30 and 6,733,017.68

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Solution

The fourth proportional to 12,239,761.40, 16,890,777.30 and 6,733,017.68 is: 9,291,513.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,239,761.40 : 16,890,777.30 = 6,733,017.68 : x
  2. Step 2: Convert to fraction form
    12,239,761.40/16,890,777.30 = 6,733,017.68/x
  3. Step 3: Cross multiply
    12,239,761.40x = 16,890,777.30 × 6,733,017.68
  4. Step 4: Simplify right side
    12,239,761.40x = 113,725,902,189,842.66
  5. Step 5: Solve for x
    x = 113,725,902,189,842.66/12,239,761.40
  6. Step 6: Final answer
    x = 9,291,513.00

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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.