Home / 18,692,292.44-25,798,740.10-11,148,900.18

Finding the Fourth Proportional to 18,692,292.44, 25,798,740.10 and 11,148,900.18

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Solution

The fourth proportional to 18,692,292.44, 25,798,740.10 and 11,148,900.18 is: 15,387,496.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,692,292.44 : 25,798,740.10 = 11,148,900.18 : x
  2. Step 2: Convert to fraction form
    18,692,292.44/25,798,740.10 = 11,148,900.18/x
  3. Step 3: Cross multiply
    18,692,292.44x = 25,798,740.10 × 11,148,900.18
  4. Step 4: Simplify right side
    18,692,292.44x = 287,627,578,020,045.69
  5. Step 5: Solve for x
    x = 287,627,578,020,045.69/18,692,292.44
  6. Step 6: Final answer
    x = 15,387,496.15

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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.