Home / 15,773,877.22-21,768,016.17-8,530,533.22

Finding the Fourth Proportional to 15,773,877.22, 21,768,016.17 and 8,530,533.22

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Solution

The fourth proportional to 15,773,877.22, 21,768,016.17 and 8,530,533.22 is: 11,772,171.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,773,877.22 : 21,768,016.17 = 8,530,533.22 : x
  2. Step 2: Convert to fraction form
    15,773,877.22/21,768,016.17 = 8,530,533.22/x
  3. Step 3: Cross multiply
    15,773,877.22x = 21,768,016.17 × 8,530,533.22
  4. Step 4: Simplify right side
    15,773,877.22x = 185,692,785,071,682.19
  5. Step 5: Solve for x
    x = 185,692,785,071,682.19/15,773,877.22
  6. Step 6: Final answer
    x = 11,772,171.32

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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.