Home / 23,082,632-31,854,970.08-12,769,177.28

Finding the Fourth Proportional to 23,082,632, 31,854,970.08 and 12,769,177.28

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Solution

The fourth proportional to 23,082,632, 31,854,970.08 and 12,769,177.28 is: 17,621,983.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,082,632 : 31,854,970.08 = 12,769,177.28 : x
  2. Step 2: Convert to fraction form
    23,082,632/31,854,970.08 = 12,769,177.28/x
  3. Step 3: Cross multiply
    23,082,632x = 31,854,970.08 × 12,769,177.28
  4. Step 4: Simplify right side
    23,082,632x = 406,761,760,200,615.75
  5. Step 5: Solve for x
    x = 406,761,760,200,615.75/23,082,632
  6. Step 6: Final answer
    x = 17,621,983.50

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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.