Home / 7,490,069.40-11,233,548.90-3,230,376.60

Finding the Fourth Proportional to 7,490,069.40, 11,233,548.90 and 3,230,376.60

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Solution

The fourth proportional to 7,490,069.40, 11,233,548.90 and 3,230,376.60 is: 4,844,894.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490,069.40 : 11,233,548.90 = 3,230,376.60 : x
  2. Step 2: Convert to fraction form
    7,490,069.40/11,233,548.90 = 3,230,376.60/x
  3. Step 3: Cross multiply
    7,490,069.40x = 11,233,548.90 × 3,230,376.60
  4. Step 4: Simplify right side
    7,490,069.40x = 36,288,593,501,515.74
  5. Step 5: Solve for x
    x = 36,288,593,501,515.74/7,490,069.40
  6. Step 6: Final answer
    x = 4,844,894.16

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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.