Home / 9,781,602.80-14,672,404.20-7,262,178.80

Finding the Fourth Proportional to 9,781,602.80, 14,672,404.20 and 7,262,178.80

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Solution

The fourth proportional to 9,781,602.80, 14,672,404.20 and 7,262,178.80 is: 10,893,268.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,781,602.80 : 14,672,404.20 = 7,262,178.80 : x
  2. Step 2: Convert to fraction form
    9,781,602.80/14,672,404.20 = 7,262,178.80/x
  3. Step 3: Cross multiply
    9,781,602.80x = 14,672,404.20 × 7,262,178.80
  4. Step 4: Simplify right side
    9,781,602.80x = 106,553,622,726,270.95
  5. Step 5: Solve for x
    x = 106,553,622,726,270.95/9,781,602.80
  6. Step 6: Final answer
    x = 10,893,268.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.