Home / 10,528,065.84-15,793,964.58-4,770,566.88

Finding the Fourth Proportional to 10,528,065.84, 15,793,964.58 and 4,770,566.88

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Solution

The fourth proportional to 10,528,065.84, 15,793,964.58 and 4,770,566.88 is: 7,156,695.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,528,065.84 : 15,793,964.58 = 4,770,566.88 : x
  2. Step 2: Convert to fraction form
    10,528,065.84/15,793,964.58 = 4,770,566.88/x
  3. Step 3: Cross multiply
    10,528,065.84x = 15,793,964.58 × 4,770,566.88
  4. Step 4: Simplify right side
    10,528,065.84x = 75,346,164,329,241.11
  5. Step 5: Solve for x
    x = 75,346,164,329,241.11/10,528,065.84
  6. Step 6: Final answer
    x = 7,156,695.78

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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.