Home / 7,338,490.40-10,998,404.40-6,536,007.20

Finding the Fourth Proportional to 7,338,490.40, 10,998,404.40 and 6,536,007.20

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Solution

The fourth proportional to 7,338,490.40, 10,998,404.40 and 6,536,007.20 is: 9,795,699.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338,490.40 : 10,998,404.40 = 6,536,007.20 : x
  2. Step 2: Convert to fraction form
    7,338,490.40/10,998,404.40 = 6,536,007.20/x
  3. Step 3: Cross multiply
    7,338,490.40x = 10,998,404.40 × 6,536,007.20
  4. Step 4: Simplify right side
    7,338,490.40x = 71,885,650,346,911.69
  5. Step 5: Solve for x
    x = 71,885,650,346,911.69/7,338,490.40
  6. Step 6: Final answer
    x = 9,795,699.99

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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.