Home / 6,417,009.20-9,625,513.80-5,157,297.20

Finding the Fourth Proportional to 6,417,009.20, 9,625,513.80 and 5,157,297.20

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Solution

The fourth proportional to 6,417,009.20, 9,625,513.80 and 5,157,297.20 is: 7,735,945.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,417,009.20 : 9,625,513.80 = 5,157,297.20 : x
  2. Step 2: Convert to fraction form
    6,417,009.20/9,625,513.80 = 5,157,297.20/x
  3. Step 3: Cross multiply
    6,417,009.20x = 9,625,513.80 × 5,157,297.20
  4. Step 4: Simplify right side
    6,417,009.20x = 49,641,635,369,301.37
  5. Step 5: Solve for x
    x = 49,641,635,369,301.37/6,417,009.20
  6. Step 6: Final answer
    x = 7,735,945.80

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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.