Home / 18,253,495.02-25,190,120.19-9,993,417.90

Finding the Fourth Proportional to 18,253,495.02, 25,190,120.19 and 9,993,417.90

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Solution

The fourth proportional to 18,253,495.02, 25,190,120.19 and 9,993,417.90 is: 13,791,079.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,253,495.02 : 25,190,120.19 = 9,993,417.90 : x
  2. Step 2: Convert to fraction form
    18,253,495.02/25,190,120.19 = 9,993,417.90/x
  3. Step 3: Cross multiply
    18,253,495.02x = 25,190,120.19 × 9,993,417.90
  4. Step 4: Simplify right side
    18,253,495.02x = 251,735,398,009,897.44
  5. Step 5: Solve for x
    x = 251,735,398,009,897.44/18,253,495.02
  6. Step 6: Final answer
    x = 13,791,079.34

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Double scale
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1.5x scale

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.