Home / 6,154,420.40-9,223,378.77-4,789,841.88

Finding the Fourth Proportional to 6,154,420.40, 9,223,378.77 and 4,789,841.88

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Solution

The fourth proportional to 6,154,420.40, 9,223,378.77 and 4,789,841.88 is: 7,178,340.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,154,420.40 : 9,223,378.77 = 4,789,841.88 : x
  2. Step 2: Convert to fraction form
    6,154,420.40/9,223,378.77 = 4,789,841.88/x
  3. Step 3: Cross multiply
    6,154,420.40x = 9,223,378.77 × 4,789,841.88
  4. Step 4: Simplify right side
    6,154,420.40x = 44,178,525,882,376.20
  5. Step 5: Solve for x
    x = 44,178,525,882,376.20/6,154,420.40
  6. Step 6: Final answer
    x = 7,178,340.61

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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.