Home / 18,157,137.42-25,056,095.49-9,897,017.94

Finding the Fourth Proportional to 18,157,137.42, 25,056,095.49 and 9,897,017.94

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Solution

The fourth proportional to 18,157,137.42, 25,056,095.49 and 9,897,017.94 is: 13,657,473.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,157,137.42 : 25,056,095.49 = 9,897,017.94 : x
  2. Step 2: Convert to fraction form
    18,157,137.42/25,056,095.49 = 9,897,017.94/x
  3. Step 3: Cross multiply
    18,157,137.42x = 25,056,095.49 × 9,897,017.94
  4. Step 4: Simplify right side
    18,157,137.42x = 247,980,626,570,883.06
  5. Step 5: Solve for x
    x = 247,980,626,570,883.06/18,157,137.42
  6. Step 6: Final answer
    x = 13,657,473.69

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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.