Home / 22,144,429.40-33,216,644.10-12,578,491.40

Finding the Fourth Proportional to 22,144,429.40, 33,216,644.10 and 12,578,491.40

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Solution

The fourth proportional to 22,144,429.40, 33,216,644.10 and 12,578,491.40 is: 18,867,737.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,144,429.40 : 33,216,644.10 = 12,578,491.40 : x
  2. Step 2: Convert to fraction form
    22,144,429.40/33,216,644.10 = 12,578,491.40/x
  3. Step 3: Cross multiply
    22,144,429.40x = 33,216,644.10 × 12,578,491.40
  4. Step 4: Simplify right side
    22,144,429.40x = 417,815,272,148,710.75
  5. Step 5: Solve for x
    x = 417,815,272,148,710.75/22,144,429.40
  6. Step 6: Final answer
    x = 18,867,737.10

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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.