Home / 17,128,104.78-25,692,201.81-5,776,527.18

Finding the Fourth Proportional to 17,128,104.78, 25,692,201.81 and 5,776,527.18

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Solution

The fourth proportional to 17,128,104.78, 25,692,201.81 and 5,776,527.18 is: 8,664,805.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,128,104.78 : 25,692,201.81 = 5,776,527.18 : x
  2. Step 2: Convert to fraction form
    17,128,104.78/25,692,201.81 = 5,776,527.18/x
  3. Step 3: Cross multiply
    17,128,104.78x = 25,692,201.81 × 5,776,527.18
  4. Step 4: Simplify right side
    17,128,104.78x = 148,411,702,069,510.19
  5. Step 5: Solve for x
    x = 148,411,702,069,510.19/17,128,104.78
  6. Step 6: Final answer
    x = 8,664,805.83

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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.