Home / 39,356,997.60-59,046,555.60-19,162,898.40

Finding the Fourth Proportional to 39,356,997.60, 59,046,555.60 and 19,162,898.40

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Solution

The fourth proportional to 39,356,997.60, 59,046,555.60 and 19,162,898.40 is: 28,749,732.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,356,997.60 : 59,046,555.60 = 19,162,898.40 : x
  2. Step 2: Convert to fraction form
    39,356,997.60/59,046,555.60 = 19,162,898.40/x
  3. Step 3: Cross multiply
    39,356,997.60x = 59,046,555.60 × 19,162,898.40
  4. Step 4: Simplify right side
    39,356,997.60x = 1,131,503,145,832,751
  5. Step 5: Solve for x
    x = 1,131,503,145,832,751/39,356,997.60
  6. Step 6: Final answer
    x = 28,749,732.32

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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.