Home / 35,855,999.20-53,719,846.80-21,808,655.20

Finding the Fourth Proportional to 35,855,999.20, 53,719,846.80 and 21,808,655.20

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Solution

The fourth proportional to 35,855,999.20, 53,719,846.80 and 21,808,655.20 is: 32,673,963.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,855,999.20 : 53,719,846.80 = 21,808,655.20 : x
  2. Step 2: Convert to fraction form
    35,855,999.20/53,719,846.80 = 21,808,655.20/x
  3. Step 3: Cross multiply
    35,855,999.20x = 53,719,846.80 × 21,808,655.20
  4. Step 4: Simplify right side
    35,855,999.20x = 1,171,557,616,258,023.25
  5. Step 5: Solve for x
    x = 1,171,557,616,258,023.25/35,855,999.20
  6. Step 6: Final answer
    x = 32,673,963.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.