Home / 10,856,741.60-16,261,492.80-8,730,977.60

Finding the Fourth Proportional to 10,856,741.60, 16,261,492.80 and 8,730,977.60

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Solution

The fourth proportional to 10,856,741.60, 16,261,492.80 and 8,730,977.60 is: 13,077,471.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,856,741.60 : 16,261,492.80 = 8,730,977.60 : x
  2. Step 2: Convert to fraction form
    10,856,741.60/16,261,492.80 = 8,730,977.60/x
  3. Step 3: Cross multiply
    10,856,741.60x = 16,261,492.80 × 8,730,977.60
  4. Step 4: Simplify right side
    10,856,741.60x = 141,978,729,379,361.28
  5. Step 5: Solve for x
    x = 141,978,729,379,361.28/10,856,741.60
  6. Step 6: Final answer
    x = 13,077,471.55

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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.