Home / 6,617,338.60-9,909,419.10-5,290,234.60

Finding the Fourth Proportional to 6,617,338.60, 9,909,419.10 and 5,290,234.60

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Solution

The fourth proportional to 6,617,338.60, 9,909,419.10 and 5,290,234.60 is: 7,922,089.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,617,338.60 : 9,909,419.10 = 5,290,234.60 : x
  2. Step 2: Convert to fraction form
    6,617,338.60/9,909,419.10 = 5,290,234.60/x
  3. Step 3: Cross multiply
    6,617,338.60x = 9,909,419.10 × 5,290,234.60
  4. Step 4: Simplify right side
    6,617,338.60x = 52,423,151,788,720.85
  5. Step 5: Solve for x
    x = 52,423,151,788,720.85/6,617,338.60
  6. Step 6: Final answer
    x = 7,922,089.98

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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.