Home / 18,466,461.88-25,485,036.60-10,206,346.48

Finding the Fourth Proportional to 18,466,461.88, 25,485,036.60 and 10,206,346.48

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Solution

The fourth proportional to 18,466,461.88, 25,485,036.60 and 10,206,346.48 is: 14,085,487.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,466,461.88 : 25,485,036.60 = 10,206,346.48 : x
  2. Step 2: Convert to fraction form
    18,466,461.88/25,485,036.60 = 10,206,346.48/x
  3. Step 3: Cross multiply
    18,466,461.88x = 25,485,036.60 × 10,206,346.48
  4. Step 4: Simplify right side
    18,466,461.88x = 260,109,113,595,081.19
  5. Step 5: Solve for x
    x = 260,109,113,595,081.19/18,466,461.88
  6. Step 6: Final answer
    x = 14,085,487.26

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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.