Home / 14,273,782.23-19,697,291.75-7,747,272.59

Finding the Fourth Proportional to 14,273,782.23, 19,697,291.75 and 7,747,272.59

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Solution

The fourth proportional to 14,273,782.23, 19,697,291.75 and 7,747,272.59 is: 10,690,949.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273,782.23 : 19,697,291.75 = 7,747,272.59 : x
  2. Step 2: Convert to fraction form
    14,273,782.23/19,697,291.75 = 7,747,272.59/x
  3. Step 3: Cross multiply
    14,273,782.23x = 19,697,291.75 × 7,747,272.59
  4. Step 4: Simplify right side
    14,273,782.23x = 152,600,288,472,008.12
  5. Step 5: Solve for x
    x = 152,600,288,472,008.12/14,273,782.23
  6. Step 6: Final answer
    x = 10,690,949.74

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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.