Home / 13,439,455.20-20,159,182.80-4,464,007.20

Finding the Fourth Proportional to 13,439,455.20, 20,159,182.80 and 4,464,007.20

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Solution

The fourth proportional to 13,439,455.20, 20,159,182.80 and 4,464,007.20 is: 6,696,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,439,455.20 : 20,159,182.80 = 4,464,007.20 : x
  2. Step 2: Convert to fraction form
    13,439,455.20/20,159,182.80 = 4,464,007.20/x
  3. Step 3: Cross multiply
    13,439,455.20x = 20,159,182.80 × 4,464,007.20
  4. Step 4: Simplify right side
    13,439,455.20x = 89,990,737,165,316.17
  5. Step 5: Solve for x
    x = 89,990,737,165,316.17/13,439,455.20
  6. Step 6: Final answer
    x = 6,696,010.80

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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.