Home / 14,320,468.56-19,762,246.71-7,794,145.47

Finding the Fourth Proportional to 14,320,468.56, 19,762,246.71 and 7,794,145.47

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Solution

The fourth proportional to 14,320,468.56, 19,762,246.71 and 7,794,145.47 is: 10,755,920.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,320,468.56 : 19,762,246.71 = 7,794,145.47 : x
  2. Step 2: Convert to fraction form
    14,320,468.56/19,762,246.71 = 7,794,145.47/x
  3. Step 3: Cross multiply
    14,320,468.56x = 19,762,246.71 × 7,794,145.47
  4. Step 4: Simplify right side
    14,320,468.56x = 154,029,825,671,768.91
  5. Step 5: Solve for x
    x = 154,029,825,671,768.91/14,320,468.56
  6. Step 6: Final answer
    x = 10,755,920.80

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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.