Home / 28,743,872.40-43,115,808.60-26,840,307.60

Finding the Fourth Proportional to 28,743,872.40, 43,115,808.60 and 26,840,307.60

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Solution

The fourth proportional to 28,743,872.40, 43,115,808.60 and 26,840,307.60 is: 40,260,461.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,743,872.40 : 43,115,808.60 = 26,840,307.60 : x
  2. Step 2: Convert to fraction form
    28,743,872.40/43,115,808.60 = 26,840,307.60/x
  3. Step 3: Cross multiply
    28,743,872.40x = 43,115,808.60 × 26,840,307.60
  4. Step 4: Simplify right side
    28,743,872.40x = 1,157,241,565,246,725.50
  5. Step 5: Solve for x
    x = 1,157,241,565,246,725.50/28,743,872.40
  6. Step 6: Final answer
    x = 40,260,461.40

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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.