Home / 7,025,475-9,695,117.44-3,927,997.76

Finding the Fourth Proportional to 7,025,475, 9,695,117.44 and 3,927,997.76

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Solution

The fourth proportional to 7,025,475, 9,695,117.44 and 3,927,997.76 is: 5,420,615.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,025,475 : 9,695,117.44 = 3,927,997.76 : x
  2. Step 2: Convert to fraction form
    7,025,475/9,695,117.44 = 3,927,997.76/x
  3. Step 3: Cross multiply
    7,025,475x = 9,695,117.44 × 3,927,997.76
  4. Step 4: Simplify right side
    7,025,475x = 38,082,399,587,256.93
  5. Step 5: Solve for x
    x = 38,082,399,587,256.93/7,025,475
  6. Step 6: Final answer
    x = 5,420,615.63

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1.5x scale

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.