Home / 18,897,487.41-28,319,879.54-14,282,685.35

Finding the Fourth Proportional to 18,897,487.41, 28,319,879.54 and 14,282,685.35

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Solution

The fourth proportional to 18,897,487.41, 28,319,879.54 and 14,282,685.35 is: 21,404,111.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,897,487.41 : 28,319,879.54 = 14,282,685.35 : x
  2. Step 2: Convert to fraction form
    18,897,487.41/28,319,879.54 = 14,282,685.35/x
  3. Step 3: Cross multiply
    18,897,487.41x = 28,319,879.54 × 14,282,685.35
  4. Step 4: Simplify right side
    18,897,487.41x = 404,483,928,620,029.62
  5. Step 5: Solve for x
    x = 404,483,928,620,029.62/18,897,487.41
  6. Step 6: Final answer
    x = 21,404,111.55

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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.