Home / 15,107,888.16-20,848,232.88-8,581,497.12

Finding the Fourth Proportional to 15,107,888.16, 20,848,232.88 and 8,581,497.12

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Solution

The fourth proportional to 15,107,888.16, 20,848,232.88 and 8,581,497.12 is: 11,842,095.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,107,888.16 : 20,848,232.88 = 8,581,497.12 : x
  2. Step 2: Convert to fraction form
    15,107,888.16/20,848,232.88 = 8,581,497.12/x
  3. Step 3: Cross multiply
    15,107,888.16x = 20,848,232.88 × 8,581,497.12
  4. Step 4: Simplify right side
    15,107,888.16x = 178,909,050,416,809.28
  5. Step 5: Solve for x
    x = 178,909,050,416,809.28/15,107,888.16
  6. Step 6: Final answer
    x = 11,842,095.24

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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.