Home / 12,151,259.16-16,760,837.16-7,793,442.96

Finding the Fourth Proportional to 12,151,259.16, 16,760,837.16 and 7,793,442.96

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Solution

The fourth proportional to 12,151,259.16, 16,760,837.16 and 7,793,442.96 is: 10,749,884.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,151,259.16 : 16,760,837.16 = 7,793,442.96 : x
  2. Step 2: Convert to fraction form
    12,151,259.16/16,760,837.16 = 7,793,442.96/x
  3. Step 3: Cross multiply
    12,151,259.16x = 16,760,837.16 × 7,793,442.96
  4. Step 4: Simplify right side
    12,151,259.16x = 130,624,628,368,308.39
  5. Step 5: Solve for x
    x = 130,624,628,368,308.39/12,151,259.16
  6. Step 6: Final answer
    x = 10,749,884.16

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1.5x scale

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.