Home / 7,274,018.30-10,911,027.45-4,439,666.30

Finding the Fourth Proportional to 7,274,018.30, 10,911,027.45 and 4,439,666.30

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Solution

The fourth proportional to 7,274,018.30, 10,911,027.45 and 4,439,666.30 is: 6,659,499.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,274,018.30 : 10,911,027.45 = 4,439,666.30 : x
  2. Step 2: Convert to fraction form
    7,274,018.30/10,911,027.45 = 4,439,666.30/x
  3. Step 3: Cross multiply
    7,274,018.30x = 10,911,027.45 × 4,439,666.30
  4. Step 4: Simplify right side
    7,274,018.30x = 48,441,320,868,139.93
  5. Step 5: Solve for x
    x = 48,441,320,868,139.93/7,274,018.30
  6. Step 6: Final answer
    x = 6,659,499.45

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Double scale
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Similar ratio
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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.