Home / 28,292,342.76-42,353,926.38-17,328,009.16

Finding the Fourth Proportional to 28,292,342.76, 42,353,926.38 and 17,328,009.16

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Solution

The fourth proportional to 28,292,342.76, 42,353,926.38 and 17,328,009.16 is: 25,940,206.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,292,342.76 : 42,353,926.38 = 17,328,009.16 : x
  2. Step 2: Convert to fraction form
    28,292,342.76/42,353,926.38 = 17,328,009.16/x
  3. Step 3: Cross multiply
    28,292,342.76x = 42,353,926.38 × 17,328,009.16
  4. Step 4: Simplify right side
    28,292,342.76x = 733,909,224,274,605.75
  5. Step 5: Solve for x
    x = 733,909,224,274,605.75/28,292,342.76
  6. Step 6: Final answer
    x = 25,940,206.88

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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.