Home / 18,157,097.08-25,056,040.08-9,896,977.60

Finding the Fourth Proportional to 18,157,097.08, 25,056,040.08 and 9,896,977.60

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Solution

The fourth proportional to 18,157,097.08, 25,056,040.08 and 9,896,977.60 is: 13,657,418.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,157,097.08 : 25,056,040.08 = 9,896,977.60 : x
  2. Step 2: Convert to fraction form
    18,157,097.08/25,056,040.08 = 9,896,977.60/x
  3. Step 3: Cross multiply
    18,157,097.08x = 25,056,040.08 × 9,896,977.60
  4. Step 4: Simplify right side
    18,157,097.08x = 247,979,067,416,462.19
  5. Step 5: Solve for x
    x = 247,979,067,416,462.19/18,157,097.08
  6. Step 6: Final answer
    x = 13,657,418.16

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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.