Home / 20,241,973.45-27,934,589.51-11,074,406.41

Finding the Fourth Proportional to 20,241,973.45, 27,934,589.51 and 11,074,406.41

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Solution

The fourth proportional to 20,241,973.45, 27,934,589.51 and 11,074,406.41 is: 15,283,045.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,241,973.45 : 27,934,589.51 = 11,074,406.41 : x
  2. Step 2: Convert to fraction form
    20,241,973.45/27,934,589.51 = 11,074,406.41/x
  3. Step 3: Cross multiply
    20,241,973.45x = 27,934,589.51 × 11,074,406.41
  4. Step 4: Simplify right side
    20,241,973.45x = 309,358,997,130,262.81
  5. Step 5: Solve for x
    x = 309,358,997,130,262.81/20,241,973.45
  6. Step 6: Final answer
    x = 15,283,045.30

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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.