Home / 38,637,624.20-57,963,434.70-19,420,017.80

Finding the Fourth Proportional to 38,637,624.20, 57,963,434.70 and 19,420,017.80

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Solution

The fourth proportional to 38,637,624.20, 57,963,434.70 and 19,420,017.80 is: 29,133,544.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,637,624.20 : 57,963,434.70 = 19,420,017.80 : x
  2. Step 2: Convert to fraction form
    38,637,624.20/57,963,434.70 = 19,420,017.80/x
  3. Step 3: Cross multiply
    38,637,624.20x = 57,963,434.70 × 19,420,017.80
  4. Step 4: Simplify right side
    38,637,624.20x = 1,125,650,933,623,137.75
  5. Step 5: Solve for x
    x = 1,125,650,933,623,137.75/38,637,624.20
  6. Step 6: Final answer
    x = 29,133,544.23

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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.