Home / 12,384,528.54-18,575,349.37-3,287,332.98

Finding the Fourth Proportional to 12,384,528.54, 18,575,349.37 and 3,287,332.98

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Solution

The fourth proportional to 12,384,528.54, 18,575,349.37 and 3,287,332.98 is: 4,930,616.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,384,528.54 : 18,575,349.37 = 3,287,332.98 : x
  2. Step 2: Convert to fraction form
    12,384,528.54/18,575,349.37 = 3,287,332.98/x
  3. Step 3: Cross multiply
    12,384,528.54x = 18,575,349.37 × 3,287,332.98
  4. Step 4: Simplify right side
    12,384,528.54x = 61,063,358,599,023.23
  5. Step 5: Solve for x
    x = 61,063,358,599,023.23/12,384,528.54
  6. Step 6: Final answer
    x = 4,930,616.33

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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.