Home / 39,688,587.92-54,769,554.60-22,285,070.48

Finding the Fourth Proportional to 39,688,587.92, 54,769,554.60 and 22,285,070.48

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Solution

The fourth proportional to 39,688,587.92, 54,769,554.60 and 22,285,070.48 is: 30,753,006.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,688,587.92 : 54,769,554.60 = 22,285,070.48 : x
  2. Step 2: Convert to fraction form
    39,688,587.92/54,769,554.60 = 22,285,070.48/x
  3. Step 3: Cross multiply
    39,688,587.92x = 54,769,554.60 × 22,285,070.48
  4. Step 4: Simplify right side
    39,688,587.92x = 1,220,543,384,419,208.25
  5. Step 5: Solve for x
    x = 1,220,543,384,419,208.25/39,688,587.92
  6. Step 6: Final answer
    x = 30,753,006.05

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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.