Home / 14,484,418.11-19,988,175.60-7,868,835.65

Finding the Fourth Proportional to 14,484,418.11, 19,988,175.60 and 7,868,835.65

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Solution

The fourth proportional to 14,484,418.11, 19,988,175.60 and 7,868,835.65 is: 10,858,818.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,484,418.11 : 19,988,175.60 = 7,868,835.65 : x
  2. Step 2: Convert to fraction form
    14,484,418.11/19,988,175.60 = 7,868,835.65/x
  3. Step 3: Cross multiply
    14,484,418.11x = 19,988,175.60 × 7,868,835.65
  4. Step 4: Simplify right side
    14,484,418.11x = 157,283,668,789,710.59
  5. Step 5: Solve for x
    x = 157,283,668,789,710.59/14,484,418.11
  6. Step 6: Final answer
    x = 10,858,818.60

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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.