Home / 15,037,056.18-20,751,600.87-8,840,979

Finding the Fourth Proportional to 15,037,056.18, 20,751,600.87 and 8,840,979

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Solution

The fourth proportional to 15,037,056.18, 20,751,600.87 and 8,840,979 is: 12,200,823.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,037,056.18 : 20,751,600.87 = 8,840,979 : x
  2. Step 2: Convert to fraction form
    15,037,056.18/20,751,600.87 = 8,840,979/x
  3. Step 3: Cross multiply
    15,037,056.18x = 20,751,600.87 × 8,840,979
  4. Step 4: Simplify right side
    15,037,056.18x = 183,464,467,508,051.75
  5. Step 5: Solve for x
    x = 183,464,467,508,051.75/15,037,056.18
  6. Step 6: Final answer
    x = 12,200,823.44

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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.