Home / 10,757,330.40-16,113,877.20-7,395,333.60

Finding the Fourth Proportional to 10,757,330.40, 16,113,877.20 and 7,395,333.60

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Solution

The fourth proportional to 10,757,330.40, 16,113,877.20 and 7,395,333.60 is: 11,077,794.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,757,330.40 : 16,113,877.20 = 7,395,333.60 : x
  2. Step 2: Convert to fraction form
    10,757,330.40/16,113,877.20 = 7,395,333.60/x
  3. Step 3: Cross multiply
    10,757,330.40x = 16,113,877.20 × 7,395,333.60
  4. Step 4: Simplify right side
    10,757,330.40x = 119,167,497,483,433.91
  5. Step 5: Solve for x
    x = 119,167,497,483,433.91/10,757,330.40
  6. Step 6: Final answer
    x = 11,077,794.68

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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.