Home / 25,805,419.76-38,708,968.02-7,608,088.96

Finding the Fourth Proportional to 25,805,419.76, 38,708,968.02 and 7,608,088.96

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Solution

The fourth proportional to 25,805,419.76, 38,708,968.02 and 7,608,088.96 is: 11,412,380.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,805,419.76 : 38,708,968.02 = 7,608,088.96 : x
  2. Step 2: Convert to fraction form
    25,805,419.76/38,708,968.02 = 7,608,088.96/x
  3. Step 3: Cross multiply
    25,805,419.76x = 38,708,968.02 × 7,608,088.96
  4. Step 4: Simplify right side
    25,805,419.76x = 294,501,272,245,955.06
  5. Step 5: Solve for x
    x = 294,501,272,245,955.06/25,805,419.76
  6. Step 6: Final answer
    x = 11,412,380.62

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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.