Home / 78,441,127.44-117,680,599.80-24,588,439.44

Finding the Fourth Proportional to 78,441,127.44, 117,680,599.80 and 24,588,439.44

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Solution

The fourth proportional to 78,441,127.44, 117,680,599.80 and 24,588,439.44 is: 36,888,586.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,441,127.44 : 117,680,599.80 = 24,588,439.44 : x
  2. Step 2: Convert to fraction form
    78,441,127.44/117,680,599.80 = 24,588,439.44/x
  3. Step 3: Cross multiply
    78,441,127.44x = 117,680,599.80 × 24,588,439.44
  4. Step 4: Simplify right side
    78,441,127.44x = 2,893,582,301,445,176
  5. Step 5: Solve for x
    x = 2,893,582,301,445,176/78,441,127.44
  6. Step 6: Final answer
    x = 36,888,586.33

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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.