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Finding the Fourth Proportional to 7,434,296.51, 10,259,978.39 and 4,337,817.44

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Solution

The fourth proportional to 7,434,296.51, 10,259,978.39 and 4,337,817.44 is: 5,986,566.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434,296.51 : 10,259,978.39 = 4,337,817.44 : x
  2. Step 2: Convert to fraction form
    7,434,296.51/10,259,978.39 = 4,337,817.44/x
  3. Step 3: Cross multiply
    7,434,296.51x = 10,259,978.39 × 4,337,817.44
  4. Step 4: Simplify right side
    7,434,296.51x = 44,505,913,160,728.18
  5. Step 5: Solve for x
    x = 44,505,913,160,728.18/7,434,296.51
  6. Step 6: Final answer
    x = 5,986,566.87

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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.