Home / 11,819,984.32-16,310,875.38-6,858,041.26

Finding the Fourth Proportional to 11,819,984.32, 16,310,875.38 and 6,858,041.26

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Solution

The fourth proportional to 11,819,984.32, 16,310,875.38 and 6,858,041.26 is: 9,463,689.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,819,984.32 : 16,310,875.38 = 6,858,041.26 : x
  2. Step 2: Convert to fraction form
    11,819,984.32/16,310,875.38 = 6,858,041.26/x
  3. Step 3: Cross multiply
    11,819,984.32x = 16,310,875.38 × 6,858,041.26
  4. Step 4: Simplify right side
    11,819,984.32x = 111,860,656,342,758.19
  5. Step 5: Solve for x
    x = 111,860,656,342,758.19/11,819,984.32
  6. Step 6: Final answer
    x = 9,463,689.06

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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.