Home / 30,033,139.69-45,049,708.92-13,854,304.18

Finding the Fourth Proportional to 30,033,139.69, 45,049,708.92 and 13,854,304.18

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Solution

The fourth proportional to 30,033,139.69, 45,049,708.92 and 13,854,304.18 is: 20,781,455.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,033,139.69 : 45,049,708.92 = 13,854,304.18 : x
  2. Step 2: Convert to fraction form
    30,033,139.69/45,049,708.92 = 13,854,304.18/x
  3. Step 3: Cross multiply
    30,033,139.69x = 45,049,708.92 × 13,854,304.18
  4. Step 4: Simplify right side
    30,033,139.69x = 624,132,370,372,890.75
  5. Step 5: Solve for x
    x = 624,132,370,372,890.75/30,033,139.69
  6. Step 6: Final answer
    x = 20,781,455.98

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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.