Home / 19,817,399.76-27,348,241.20-10,997,032.08

Finding the Fourth Proportional to 19,817,399.76, 27,348,241.20 and 10,997,032.08

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Solution

The fourth proportional to 19,817,399.76, 27,348,241.20 and 10,997,032.08 is: 15,176,031.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,817,399.76 : 27,348,241.20 = 10,997,032.08 : x
  2. Step 2: Convert to fraction form
    19,817,399.76/27,348,241.20 = 10,997,032.08/x
  3. Step 3: Cross multiply
    19,817,399.76x = 27,348,241.20 × 10,997,032.08
  4. Step 4: Simplify right side
    19,817,399.76x = 300,749,485,807,977.69
  5. Step 5: Solve for x
    x = 300,749,485,807,977.69/19,817,399.76
  6. Step 6: Final answer
    x = 15,176,031.64

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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.