Home / 76,012,931.39-114,028,365.04-56,964,757.34

Finding the Fourth Proportional to 76,012,931.39, 114,028,365.04 and 56,964,757.34

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Solution

The fourth proportional to 76,012,931.39, 114,028,365.04 and 56,964,757.34 is: 85,453,856.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,012,931.39 : 114,028,365.04 = 56,964,757.34 : x
  2. Step 2: Convert to fraction form
    76,012,931.39/114,028,365.04 = 56,964,757.34/x
  3. Step 3: Cross multiply
    76,012,931.39x = 114,028,365.04 × 56,964,757.34
  4. Step 4: Simplify right side
    76,012,931.39x = 6,495,598,144,523,198
  5. Step 5: Solve for x
    x = 6,495,598,144,523,198/76,012,931.39
  6. Step 6: Final answer
    x = 85,453,856.68

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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.