Home / 25,805,420.76-38,708,969.52-7,608,089.96

Finding the Fourth Proportional to 25,805,420.76, 38,708,969.52 and 7,608,089.96

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Solution

The fourth proportional to 25,805,420.76, 38,708,969.52 and 7,608,089.96 is: 11,412,382.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,805,420.76 : 38,708,969.52 = 7,608,089.96 : x
  2. Step 2: Convert to fraction form
    25,805,420.76/38,708,969.52 = 7,608,089.96/x
  3. Step 3: Cross multiply
    25,805,420.76x = 38,708,969.52 × 7,608,089.96
  4. Step 4: Simplify right side
    25,805,420.76x = 294,501,322,367,058.06
  5. Step 5: Solve for x
    x = 294,501,322,367,058.06/25,805,420.76
  6. Step 6: Final answer
    x = 11,412,382.12

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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.