Home / 10,455,477.30-15,662,790.99-6,850,290.42

Finding the Fourth Proportional to 10,455,477.30, 15,662,790.99 and 6,850,290.42

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Solution

The fourth proportional to 10,455,477.30, 15,662,790.99 and 6,850,290.42 is: 10,262,053.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,455,477.30 : 15,662,790.99 = 6,850,290.42 : x
  2. Step 2: Convert to fraction form
    10,455,477.30/15,662,790.99 = 6,850,290.42/x
  3. Step 3: Cross multiply
    10,455,477.30x = 15,662,790.99 × 6,850,290.42
  4. Step 4: Simplify right side
    10,455,477.30x = 107,294,667,069,259.31
  5. Step 5: Solve for x
    x = 107,294,667,069,259.31/10,455,477.30
  6. Step 6: Final answer
    x = 10,262,053.47

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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.