Home / 12,853,948.61-17,738,775.54-7,052,728.81

Finding the Fourth Proportional to 12,853,948.61, 17,738,775.54 and 7,052,728.81

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Solution

The fourth proportional to 12,853,948.61, 17,738,775.54 and 7,052,728.81 is: 9,732,944.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,853,948.61 : 17,738,775.54 = 7,052,728.81 : x
  2. Step 2: Convert to fraction form
    12,853,948.61/17,738,775.54 = 7,052,728.81/x
  3. Step 3: Cross multiply
    12,853,948.61x = 17,738,775.54 × 7,052,728.81
  4. Step 4: Simplify right side
    12,853,948.61x = 125,106,773,305,081.30
  5. Step 5: Solve for x
    x = 125,106,773,305,081.30/12,853,948.61
  6. Step 6: Final answer
    x = 9,732,944.88

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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.