Home / 14,188,726.80-19,580,442.80-7,662,356.08

Finding the Fourth Proportional to 14,188,726.80, 19,580,442.80 and 7,662,356.08

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Solution

The fourth proportional to 14,188,726.80, 19,580,442.80 and 7,662,356.08 is: 10,574,051.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,188,726.80 : 19,580,442.80 = 7,662,356.08 : x
  2. Step 2: Convert to fraction form
    14,188,726.80/19,580,442.80 = 7,662,356.08/x
  3. Step 3: Cross multiply
    14,188,726.80x = 19,580,442.80 × 7,662,356.08
  4. Step 4: Simplify right side
    14,188,726.80x = 150,032,324,937,672.22
  5. Step 5: Solve for x
    x = 150,032,324,937,672.22/14,188,726.80
  6. Step 6: Final answer
    x = 10,574,051.29

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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.