Home / 10,698,951.12-16,038,442.52-4,222,080.16

Finding the Fourth Proportional to 10,698,951.12, 16,038,442.52 and 4,222,080.16

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Solution

The fourth proportional to 10,698,951.12, 16,038,442.52 and 4,222,080.16 is: 6,329,180.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,698,951.12 : 16,038,442.52 = 4,222,080.16 : x
  2. Step 2: Convert to fraction form
    10,698,951.12/16,038,442.52 = 4,222,080.16/x
  3. Step 3: Cross multiply
    10,698,951.12x = 16,038,442.52 × 4,222,080.16
  4. Step 4: Simplify right side
    10,698,951.12x = 67,715,589,960,992.41
  5. Step 5: Solve for x
    x = 67,715,589,960,992.41/10,698,951.12
  6. Step 6: Final answer
    x = 6,329,180.23

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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.