Home / 55,410,991.86-83,134,428.48-26,653,385.28

Finding the Fourth Proportional to 55,410,991.86, 83,134,428.48 and 26,653,385.28

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Solution

The fourth proportional to 55,410,991.86, 83,134,428.48 and 26,653,385.28 is: 39,988,707.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,410,991.86 : 83,134,428.48 = 26,653,385.28 : x
  2. Step 2: Convert to fraction form
    55,410,991.86/83,134,428.48 = 26,653,385.28/x
  3. Step 3: Cross multiply
    55,410,991.86x = 83,134,428.48 × 26,653,385.28
  4. Step 4: Simplify right side
    55,410,991.86x = 2,215,813,952,310,045
  5. Step 5: Solve for x
    x = 2,215,813,952,310,045/55,410,991.86
  6. Step 6: Final answer
    x = 39,988,707.62

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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.