Home / 12,781,885.00-17,639,436.57-7,559,370.01

Finding the Fourth Proportional to 12,781,885.00, 17,639,436.57 and 7,559,370.01

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Solution

The fourth proportional to 12,781,885.00, 17,639,436.57 and 7,559,370.01 is: 10,432,188.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,781,885.00 : 17,639,436.57 = 7,559,370.01 : x
  2. Step 2: Convert to fraction form
    12,781,885.00/17,639,436.57 = 7,559,370.01/x
  3. Step 3: Cross multiply
    12,781,885.00x = 17,639,436.57 × 7,559,370.01
  4. Step 4: Simplify right side
    12,781,885.00x = 133,343,027,737,556.55
  5. Step 5: Solve for x
    x = 133,343,027,737,556.55/12,781,885.00
  6. Step 6: Final answer
    x = 10,432,188.03

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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.