Home / 25,071,006.80-37,617,139.94-13,698,169.40

Finding the Fourth Proportional to 25,071,006.80, 37,617,139.94 and 13,698,169.40

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Solution

The fourth proportional to 25,071,006.80, 37,617,139.94 and 13,698,169.40 is: 20,553,061.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,071,006.80 : 37,617,139.94 = 13,698,169.40 : x
  2. Step 2: Convert to fraction form
    25,071,006.80/37,617,139.94 = 13,698,169.40/x
  3. Step 3: Cross multiply
    25,071,006.80x = 37,617,139.94 × 13,698,169.40
  4. Step 4: Simplify right side
    25,071,006.80x = 515,285,955,267,177.88
  5. Step 5: Solve for x
    x = 515,285,955,267,177.88/25,071,006.80
  6. Step 6: Final answer
    x = 20,553,061.92

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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.