Home / 76,005,881.28-104,885,306.10-41,197,824.36

Finding the Fourth Proportional to 76,005,881.28, 104,885,306.10 and 41,197,824.36

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Solution

The fourth proportional to 76,005,881.28, 104,885,306.10 and 41,197,824.36 is: 56,851,474.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,005,881.28 : 104,885,306.10 = 41,197,824.36 : x
  2. Step 2: Convert to fraction form
    76,005,881.28/104,885,306.10 = 41,197,824.36/x
  3. Step 3: Cross multiply
    76,005,881.28x = 104,885,306.10 × 41,197,824.36
  4. Step 4: Simplify right side
    76,005,881.28x = 4,321,046,418,652,636.50
  5. Step 5: Solve for x
    x = 4,321,046,418,652,636.50/76,005,881.28
  6. Step 6: Final answer
    x = 56,851,474.46

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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.