Home / 22,472,987.60-33,709,481.40-21,728,970.20

Finding the Fourth Proportional to 22,472,987.60, 33,709,481.40 and 21,728,970.20

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Solution

The fourth proportional to 22,472,987.60, 33,709,481.40 and 21,728,970.20 is: 32,593,455.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,472,987.60 : 33,709,481.40 = 21,728,970.20 : x
  2. Step 2: Convert to fraction form
    22,472,987.60/33,709,481.40 = 21,728,970.20/x
  3. Step 3: Cross multiply
    22,472,987.60x = 33,709,481.40 × 21,728,970.20
  4. Step 4: Simplify right side
    22,472,987.60x = 732,472,316,798,054.25
  5. Step 5: Solve for x
    x = 732,472,316,798,054.25/22,472,987.60
  6. Step 6: Final answer
    x = 32,593,455.30

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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.