Home / 14,239,886.15-19,651,137.23-7,713,515.54

Finding the Fourth Proportional to 14,239,886.15, 19,651,137.23 and 7,713,515.54

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Solution

The fourth proportional to 14,239,886.15, 19,651,137.23 and 7,713,515.54 is: 10,644,702.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,239,886.15 : 19,651,137.23 = 7,713,515.54 : x
  2. Step 2: Convert to fraction form
    14,239,886.15/19,651,137.23 = 7,713,515.54/x
  3. Step 3: Cross multiply
    14,239,886.15x = 19,651,137.23 × 7,713,515.54
  4. Step 4: Simplify right side
    14,239,886.15x = 151,579,352,402,277.56
  5. Step 5: Solve for x
    x = 151,579,352,402,277.56/14,239,886.15
  6. Step 6: Final answer
    x = 10,644,702.55

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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.