Home / 14,188,722.18-19,580,436.41-7,662,351.45

Finding the Fourth Proportional to 14,188,722.18, 19,580,436.41 and 7,662,351.45

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Solution

The fourth proportional to 14,188,722.18, 19,580,436.41 and 7,662,351.45 is: 10,574,044.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,188,722.18 : 19,580,436.41 = 7,662,351.45 : x
  2. Step 2: Convert to fraction form
    14,188,722.18/19,580,436.41 = 7,662,351.45/x
  3. Step 3: Cross multiply
    14,188,722.18x = 19,580,436.41 × 7,662,351.45
  4. Step 4: Simplify right side
    14,188,722.18x = 150,032,185,219,894.12
  5. Step 5: Solve for x
    x = 150,032,185,219,894.12/14,188,722.18
  6. Step 6: Final answer
    x = 10,574,044.89

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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.