Home / 7,340,390.40-11,005,336.80-3,293,565.60

Finding the Fourth Proportional to 7,340,390.40, 11,005,336.80 and 3,293,565.60

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Solution

The fourth proportional to 7,340,390.40, 11,005,336.80 and 3,293,565.60 is: 4,937,993.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340,390.40 : 11,005,336.80 = 3,293,565.60 : x
  2. Step 2: Convert to fraction form
    7,340,390.40/11,005,336.80 = 3,293,565.60/x
  3. Step 3: Cross multiply
    7,340,390.40x = 11,005,336.80 × 3,293,565.60
  4. Step 4: Simplify right side
    7,340,390.40x = 36,246,798,700,894.09
  5. Step 5: Solve for x
    x = 36,246,798,700,894.09/7,340,390.40
  6. Step 6: Final answer
    x = 4,937,993.31

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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.