Home / 39,953,323.16-55,172,843.70-29,406,876.20

Finding the Fourth Proportional to 39,953,323.16, 55,172,843.70 and 29,406,876.20

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Solution

The fourth proportional to 39,953,323.16, 55,172,843.70 and 29,406,876.20 is: 40,608,912.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,953,323.16 : 55,172,843.70 = 29,406,876.20 : x
  2. Step 2: Convert to fraction form
    39,953,323.16/55,172,843.70 = 29,406,876.20/x
  3. Step 3: Cross multiply
    39,953,323.16x = 55,172,843.70 × 29,406,876.20
  4. Step 4: Simplify right side
    39,953,323.16x = 1,622,460,984,287,850
  5. Step 5: Solve for x
    x = 1,622,460,984,287,850/39,953,323.16
  6. Step 6: Final answer
    x = 40,608,912.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.