Home / 11,150,690.02-15,359,280.98-7,881,885

Finding the Fourth Proportional to 11,150,690.02, 15,359,280.98 and 7,881,885

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Solution

The fourth proportional to 11,150,690.02, 15,359,280.98 and 7,881,885 is: 10,856,734.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,150,690.02 : 15,359,280.98 = 7,881,885 : x
  2. Step 2: Convert to fraction form
    11,150,690.02/15,359,280.98 = 7,881,885/x
  3. Step 3: Cross multiply
    11,150,690.02x = 15,359,280.98 × 7,881,885
  4. Step 4: Simplify right side
    11,150,690.02x = 121,060,086,327,637.88
  5. Step 5: Solve for x
    x = 121,060,086,327,637.88/11,150,690.02
  6. Step 6: Final answer
    x = 10,856,734.98

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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.