Home / 22,139,617.28-33,219,017.33-11,892,521.42

Finding the Fourth Proportional to 22,139,617.28, 33,219,017.33 and 11,892,521.42

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Solution

The fourth proportional to 22,139,617.28, 33,219,017.33 and 11,892,521.42 is: 17,843,934.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,139,617.28 : 33,219,017.33 = 11,892,521.42 : x
  2. Step 2: Convert to fraction form
    22,139,617.28/33,219,017.33 = 11,892,521.42/x
  3. Step 3: Cross multiply
    22,139,617.28x = 33,219,017.33 × 11,892,521.42
  4. Step 4: Simplify right side
    22,139,617.28x = 395,057,875,047,389.81
  5. Step 5: Solve for x
    x = 395,057,875,047,389.81/22,139,617.28
  6. Step 6: Final answer
    x = 17,843,934.25

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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.