Home / 71,521,118.71-107,297,670.20-26,082,913.21

Finding the Fourth Proportional to 71,521,118.71, 107,297,670.20 and 26,082,913.21

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Solution

The fourth proportional to 71,521,118.71, 107,297,670.20 and 26,082,913.21 is: 39,130,201.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,521,118.71 : 107,297,670.20 = 26,082,913.21 : x
  2. Step 2: Convert to fraction form
    71,521,118.71/107,297,670.20 = 26,082,913.21/x
  3. Step 3: Cross multiply
    71,521,118.71x = 107,297,670.20 × 26,082,913.21
  4. Step 4: Simplify right side
    71,521,118.71x = 2,798,635,819,461,803.50
  5. Step 5: Solve for x
    x = 2,798,635,819,461,803.50/71,521,118.71
  6. Step 6: Final answer
    x = 39,130,201.96

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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.