Home / 12,096,999.30-18,126,836.55-10,492,032.90

Finding the Fourth Proportional to 12,096,999.30, 18,126,836.55 and 10,492,032.90

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Solution

The fourth proportional to 12,096,999.30, 18,126,836.55 and 10,492,032.90 is: 15,721,862.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,999.30 : 18,126,836.55 = 10,492,032.90 : x
  2. Step 2: Convert to fraction form
    12,096,999.30/18,126,836.55 = 10,492,032.90/x
  3. Step 3: Cross multiply
    12,096,999.30x = 18,126,836.55 × 10,492,032.90
  4. Step 4: Simplify right side
    12,096,999.30x = 190,187,365,455,522.50
  5. Step 5: Solve for x
    x = 190,187,365,455,522.50/12,096,999.30
  6. Step 6: Final answer
    x = 15,721,862.98

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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.