Home / 55,795,349.20-83,658,789.96-21,676,866.16

Finding the Fourth Proportional to 55,795,349.20, 83,658,789.96 and 21,676,866.16

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Solution

The fourth proportional to 55,795,349.20, 83,658,789.96 and 21,676,866.16 is: 32,501,999.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,795,349.20 : 83,658,789.96 = 21,676,866.16 : x
  2. Step 2: Convert to fraction form
    55,795,349.20/83,658,789.96 = 21,676,866.16/x
  3. Step 3: Cross multiply
    55,795,349.20x = 83,658,789.96 × 21,676,866.16
  4. Step 4: Simplify right side
    55,795,349.20x = 1,813,460,393,070,471.50
  5. Step 5: Solve for x
    x = 1,813,460,393,070,471.50/55,795,349.20
  6. Step 6: Final answer
    x = 32,501,999.16

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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.