Home / 40,904,966.70-61,357,450.05-19,381,606.20

Finding the Fourth Proportional to 40,904,966.70, 61,357,450.05 and 19,381,606.20

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Solution

The fourth proportional to 40,904,966.70, 61,357,450.05 and 19,381,606.20 is: 29,072,409.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,904,966.70 : 61,357,450.05 = 19,381,606.20 : x
  2. Step 2: Convert to fraction form
    40,904,966.70/61,357,450.05 = 19,381,606.20/x
  3. Step 3: Cross multiply
    40,904,966.70x = 61,357,450.05 × 19,381,606.20
  4. Step 4: Simplify right side
    40,904,966.70x = 1,189,205,934,305,270.25
  5. Step 5: Solve for x
    x = 1,189,205,934,305,270.25/40,904,966.70
  6. Step 6: Final answer
    x = 29,072,409.30

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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.