Home / 10,992,355.70-16,488,533.55-9,982,617.80

Finding the Fourth Proportional to 10,992,355.70, 16,488,533.55 and 9,982,617.80

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Solution

The fourth proportional to 10,992,355.70, 16,488,533.55 and 9,982,617.80 is: 14,973,926.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,992,355.70 : 16,488,533.55 = 9,982,617.80 : x
  2. Step 2: Convert to fraction form
    10,992,355.70/16,488,533.55 = 9,982,617.80/x
  3. Step 3: Cross multiply
    10,992,355.70x = 16,488,533.55 × 9,982,617.80
  4. Step 4: Simplify right side
    10,992,355.70x = 164,598,728,512,127.22
  5. Step 5: Solve for x
    x = 164,598,728,512,127.22/10,992,355.70
  6. Step 6: Final answer
    x = 14,973,926.70

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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.