Home / 5,625,640.61-7,763,421.31-3,047,321.36

Finding the Fourth Proportional to 5,625,640.61, 7,763,421.31 and 3,047,321.36

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Solution

The fourth proportional to 5,625,640.61, 7,763,421.31 and 3,047,321.36 is: 4,205,323.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,625,640.61 : 7,763,421.31 = 3,047,321.36 : x
  2. Step 2: Convert to fraction form
    5,625,640.61/7,763,421.31 = 3,047,321.36/x
  3. Step 3: Cross multiply
    5,625,640.61x = 7,763,421.31 × 3,047,321.36
  4. Step 4: Simplify right side
    5,625,640.61x = 23,657,639,596,432.43
  5. Step 5: Solve for x
    x = 23,657,639,596,432.43/5,625,640.61
  6. Step 6: Final answer
    x = 4,205,323.66

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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.