Home / 12,565,565.35-18,848,348.03-4,487,662.15

Finding the Fourth Proportional to 12,565,565.35, 18,848,348.03 and 4,487,662.15

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Solution

The fourth proportional to 12,565,565.35, 18,848,348.03 and 4,487,662.15 is: 6,731,493.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,565,565.35 : 18,848,348.03 = 4,487,662.15 : x
  2. Step 2: Convert to fraction form
    12,565,565.35/18,848,348.03 = 4,487,662.15/x
  3. Step 3: Cross multiply
    12,565,565.35x = 18,848,348.03 × 4,487,662.15
  4. Step 4: Simplify right side
    12,565,565.35x = 84,585,018,044,258.08
  5. Step 5: Solve for x
    x = 84,585,018,044,258.08/12,565,565.35
  6. Step 6: Final answer
    x = 6,731,493.23

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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.