Home / 10,462,039.20-15,693,058.80-5,414,896.80

Finding the Fourth Proportional to 10,462,039.20, 15,693,058.80 and 5,414,896.80

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Solution

The fourth proportional to 10,462,039.20, 15,693,058.80 and 5,414,896.80 is: 8,122,345.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,462,039.20 : 15,693,058.80 = 5,414,896.80 : x
  2. Step 2: Convert to fraction form
    10,462,039.20/15,693,058.80 = 5,414,896.80/x
  3. Step 3: Cross multiply
    10,462,039.20x = 15,693,058.80 × 5,414,896.80
  4. Step 4: Simplify right side
    10,462,039.20x = 84,976,293,878,331.84
  5. Step 5: Solve for x
    x = 84,976,293,878,331.84/10,462,039.20
  6. Step 6: Final answer
    x = 8,122,345.20

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1.5x scale

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.