Home / 56,929,586.04-85,399,628.67-18,591,301.08

Finding the Fourth Proportional to 56,929,586.04, 85,399,628.67 and 18,591,301.08

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Solution

The fourth proportional to 56,929,586.04, 85,399,628.67 and 18,591,301.08 is: 27,888,665.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,929,586.04 : 85,399,628.67 = 18,591,301.08 : x
  2. Step 2: Convert to fraction form
    56,929,586.04/85,399,628.67 = 18,591,301.08/x
  3. Step 3: Cross multiply
    56,929,586.04x = 85,399,628.67 × 18,591,301.08
  4. Step 4: Simplify right side
    56,929,586.04x = 1,587,690,208,724,169.75
  5. Step 5: Solve for x
    x = 1,587,690,208,724,169.75/56,929,586.04
  6. Step 6: Final answer
    x = 27,888,665.97

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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.