Home / 71,388,492.84-98,546,254.71-48,215,008.05

Finding the Fourth Proportional to 71,388,492.84, 98,546,254.71 and 48,215,008.05

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Solution

The fourth proportional to 71,388,492.84, 98,546,254.71 and 48,215,008.05 is: 66,557,063.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,388,492.84 : 98,546,254.71 = 48,215,008.05 : x
  2. Step 2: Convert to fraction form
    71,388,492.84/98,546,254.71 = 48,215,008.05/x
  3. Step 3: Cross multiply
    71,388,492.84x = 98,546,254.71 × 48,215,008.05
  4. Step 4: Simplify right side
    71,388,492.84x = 4,751,408,464,140,000
  5. Step 5: Solve for x
    x = 4,751,408,464,140,000/71,388,492.84
  6. Step 6: Final answer
    x = 66,557,063.68

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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.