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Finding the Fourth Proportional to 43,524,304.80, 65,191,978.80 and 35,966,032.80

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Solution

The fourth proportional to 43,524,304.80, 65,191,978.80 and 35,966,032.80 is: 53,870,977.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,524,304.80 : 65,191,978.80 = 35,966,032.80 : x
  2. Step 2: Convert to fraction form
    43,524,304.80/65,191,978.80 = 35,966,032.80/x
  3. Step 3: Cross multiply
    43,524,304.80x = 65,191,978.80 × 35,966,032.80
  4. Step 4: Simplify right side
    43,524,304.80x = 2,344,696,847,817,704.50
  5. Step 5: Solve for x
    x = 2,344,696,847,817,704.50/43,524,304.80
  6. Step 6: Final answer
    x = 53,870,977.57

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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.