Home / 18,703,240.80-28,054,861.20-6,574,576.20

Finding the Fourth Proportional to 18,703,240.80, 28,054,861.20 and 6,574,576.20

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Solution

The fourth proportional to 18,703,240.80, 28,054,861.20 and 6,574,576.20 is: 9,861,864.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,703,240.80 : 28,054,861.20 = 6,574,576.20 : x
  2. Step 2: Convert to fraction form
    18,703,240.80/28,054,861.20 = 6,574,576.20/x
  3. Step 3: Cross multiply
    18,703,240.80x = 28,054,861.20 × 6,574,576.20
  4. Step 4: Simplify right side
    18,703,240.80x = 184,448,822,739,823.44
  5. Step 5: Solve for x
    x = 184,448,822,739,823.44/18,703,240.80
  6. Step 6: Final answer
    x = 9,861,864.30

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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.