Home / 27,201,947.10-40,783,981.77-12,047,663.58

Finding the Fourth Proportional to 27,201,947.10, 40,783,981.77 and 12,047,663.58

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Solution

The fourth proportional to 27,201,947.10, 40,783,981.77 and 12,047,663.58 is: 18,063,107.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,201,947.10 : 40,783,981.77 = 12,047,663.58 : x
  2. Step 2: Convert to fraction form
    27,201,947.10/40,783,981.77 = 12,047,663.58/x
  3. Step 3: Cross multiply
    27,201,947.10x = 40,783,981.77 × 12,047,663.58
  4. Step 4: Simplify right side
    27,201,947.10x = 491,351,691,817,813
  5. Step 5: Solve for x
    x = 491,351,691,817,813/27,201,947.10
  6. Step 6: Final answer
    x = 18,063,107.39

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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.