Home / 6,406,157.49-8,840,496.51-3,505,548.71

Finding the Fourth Proportional to 6,406,157.49, 8,840,496.51 and 3,505,548.71

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Solution

The fourth proportional to 6,406,157.49, 8,840,496.51 and 3,505,548.71 is: 4,837,656.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,406,157.49 : 8,840,496.51 = 3,505,548.71 : x
  2. Step 2: Convert to fraction form
    6,406,157.49/8,840,496.51 = 3,505,548.71/x
  3. Step 3: Cross multiply
    6,406,157.49x = 8,840,496.51 × 3,505,548.71
  4. Step 4: Simplify right side
    6,406,157.49x = 30,990,791,092,187.52
  5. Step 5: Solve for x
    x = 30,990,791,092,187.52/6,406,157.49
  6. Step 6: Final answer
    x = 4,837,656.76

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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.