Home / 70,709,220.96-106,068,314.40-22,188,989.76

Finding the Fourth Proportional to 70,709,220.96, 106,068,314.40 and 22,188,989.76

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Solution

The fourth proportional to 70,709,220.96, 106,068,314.40 and 22,188,989.76 is: 33,284,891.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,709,220.96 : 106,068,314.40 = 22,188,989.76 : x
  2. Step 2: Convert to fraction form
    70,709,220.96/106,068,314.40 = 22,188,989.76/x
  3. Step 3: Cross multiply
    70,709,220.96x = 106,068,314.40 × 22,188,989.76
  4. Step 4: Simplify right side
    70,709,220.96x = 2,353,548,742,082,061
  5. Step 5: Solve for x
    x = 2,353,548,742,082,061/70,709,220.96
  6. Step 6: Final answer
    x = 33,284,891.42

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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.