Home / 7,400,253.12-11,095,328.14-3,942,509.80

Finding the Fourth Proportional to 7,400,253.12, 11,095,328.14 and 3,942,509.80

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Solution

The fourth proportional to 7,400,253.12, 11,095,328.14 and 3,942,509.80 is: 5,911,073.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,400,253.12 : 11,095,328.14 = 3,942,509.80 : x
  2. Step 2: Convert to fraction form
    7,400,253.12/11,095,328.14 = 3,942,509.80/x
  3. Step 3: Cross multiply
    7,400,253.12x = 11,095,328.14 × 3,942,509.80
  4. Step 4: Simplify right side
    7,400,253.12x = 43,743,439,926,165.77
  5. Step 5: Solve for x
    x = 43,743,439,926,165.77/7,400,253.12
  6. Step 6: Final answer
    x = 5,911,073.48

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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.