Home / 5,432,528.40-7,496,450.40-3,140,836.71

Finding the Fourth Proportional to 5,432,528.40, 7,496,450.40 and 3,140,836.71

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Solution

The fourth proportional to 5,432,528.40, 7,496,450.40 and 3,140,836.71 is: 4,334,100.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,528.40 : 7,496,450.40 = 3,140,836.71 : x
  2. Step 2: Convert to fraction form
    5,432,528.40/7,496,450.40 = 3,140,836.71/x
  3. Step 3: Cross multiply
    5,432,528.40x = 7,496,450.40 × 3,140,836.71
  4. Step 4: Simplify right side
    5,432,528.40x = 23,545,126,611,014.18
  5. Step 5: Solve for x
    x = 23,545,126,611,014.18/5,432,528.40
  6. Step 6: Final answer
    x = 4,334,100.97

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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.