Home / 15,797,429.80-23,660,715.30-12,963,077.80

Finding the Fourth Proportional to 15,797,429.80, 23,660,715.30 and 12,963,077.80

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Solution

The fourth proportional to 15,797,429.80, 23,660,715.30 and 12,963,077.80 is: 19,415,543.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,797,429.80 : 23,660,715.30 = 12,963,077.80 : x
  2. Step 2: Convert to fraction form
    15,797,429.80/23,660,715.30 = 12,963,077.80/x
  3. Step 3: Cross multiply
    15,797,429.80x = 23,660,715.30 × 12,963,077.80
  4. Step 4: Simplify right side
    15,797,429.80x = 306,715,693,237,550.38
  5. Step 5: Solve for x
    x = 306,715,693,237,550.38/15,797,429.80
  6. Step 6: Final answer
    x = 19,415,543.99

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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.