Home / 39,949,774.79-55,115,002.30-23,201,663.18

Finding the Fourth Proportional to 39,949,774.79, 55,115,002.30 and 23,201,663.18

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Solution

The fourth proportional to 39,949,774.79, 55,115,002.30 and 23,201,663.18 is: 32,009,184.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,949,774.79 : 55,115,002.30 = 23,201,663.18 : x
  2. Step 2: Convert to fraction form
    39,949,774.79/55,115,002.30 = 23,201,663.18/x
  3. Step 3: Cross multiply
    39,949,774.79x = 55,115,002.30 × 23,201,663.18
  4. Step 4: Simplify right side
    39,949,774.79x = 1,278,759,719,529,525.25
  5. Step 5: Solve for x
    x = 1,278,759,719,529,525.25/39,949,774.79
  6. Step 6: Final answer
    x = 32,009,184.69

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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.