Home / 22,187,710.98-30,618,453.74-12,398,235.62

Finding the Fourth Proportional to 22,187,710.98, 30,618,453.74 and 12,398,235.62

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Solution

The fourth proportional to 22,187,710.98, 30,618,453.74 and 12,398,235.62 is: 17,109,236.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,187,710.98 : 30,618,453.74 = 12,398,235.62 : x
  2. Step 2: Convert to fraction form
    22,187,710.98/30,618,453.74 = 12,398,235.62/x
  3. Step 3: Cross multiply
    22,187,710.98x = 30,618,453.74 × 12,398,235.62
  4. Step 4: Simplify right side
    22,187,710.98x = 379,614,803,573,506.75
  5. Step 5: Solve for x
    x = 379,614,803,573,506.75/22,187,710.98
  6. Step 6: Final answer
    x = 17,109,236.91

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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.