Home / 7,740,100.40-11,611,551.98-3,188,619.90

Finding the Fourth Proportional to 7,740,100.40, 11,611,551.98 and 3,188,619.90

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Solution

The fourth proportional to 7,740,100.40, 11,611,551.98 and 3,188,619.90 is: 4,783,507.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,740,100.40 : 11,611,551.98 = 3,188,619.90 : x
  2. Step 2: Convert to fraction form
    7,740,100.40/11,611,551.98 = 3,188,619.90/x
  3. Step 3: Cross multiply
    7,740,100.40x = 11,611,551.98 × 3,188,619.90
  4. Step 4: Simplify right side
    7,740,100.40x = 37,024,825,713,312.41
  5. Step 5: Solve for x
    x = 37,024,825,713,312.41/7,740,100.40
  6. Step 6: Final answer
    x = 4,783,507.16

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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.