Home / 18,124,927.28-24,999,665.28-11,927,999.60

Finding the Fourth Proportional to 18,124,927.28, 24,999,665.28 and 11,927,999.60

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Solution

The fourth proportional to 18,124,927.28, 24,999,665.28 and 11,927,999.60 is: 16,452,258.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,124,927.28 : 24,999,665.28 = 11,927,999.60 : x
  2. Step 2: Convert to fraction form
    18,124,927.28/24,999,665.28 = 11,927,999.60/x
  3. Step 3: Cross multiply
    18,124,927.28x = 24,999,665.28 × 11,927,999.60
  4. Step 4: Simplify right side
    18,124,927.28x = 298,195,997,459,973.88
  5. Step 5: Solve for x
    x = 298,195,997,459,973.88/18,124,927.28
  6. Step 6: Final answer
    x = 16,452,258.97

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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.