Home / 6,617,339.60-9,909,420.60-5,290,235.60

Finding the Fourth Proportional to 6,617,339.60, 9,909,420.60 and 5,290,235.60

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Solution

The fourth proportional to 6,617,339.60, 9,909,420.60 and 5,290,235.60 is: 7,922,091.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,617,339.60 : 9,909,420.60 = 5,290,235.60 : x
  2. Step 2: Convert to fraction form
    6,617,339.60/9,909,420.60 = 5,290,235.60/x
  3. Step 3: Cross multiply
    6,617,339.60x = 9,909,420.60 × 5,290,235.60
  4. Step 4: Simplify right side
    6,617,339.60x = 52,423,169,633,493.35
  5. Step 5: Solve for x
    x = 52,423,169,633,493.35/6,617,339.60
  6. Step 6: Final answer
    x = 7,922,091.48

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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.