Home / 12,309,423.40-18,464,135.10-3,333,975.40

Finding the Fourth Proportional to 12,309,423.40, 18,464,135.10 and 3,333,975.40

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Solution

The fourth proportional to 12,309,423.40, 18,464,135.10 and 3,333,975.40 is: 5,000,963.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,309,423.40 : 18,464,135.10 = 3,333,975.40 : x
  2. Step 2: Convert to fraction form
    12,309,423.40/18,464,135.10 = 3,333,975.40/x
  3. Step 3: Cross multiply
    12,309,423.40x = 18,464,135.10 × 3,333,975.40
  4. Step 4: Simplify right side
    12,309,423.40x = 61,558,972,205,676.55
  5. Step 5: Solve for x
    x = 61,558,972,205,676.55/12,309,423.40
  6. Step 6: Final answer
    x = 5,000,963.10

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1.5x scale

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.