Home / 8,201,482.20-12,302,223.30-7,828,234.20

Finding the Fourth Proportional to 8,201,482.20, 12,302,223.30 and 7,828,234.20

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Solution

The fourth proportional to 8,201,482.20, 12,302,223.30 and 7,828,234.20 is: 11,742,351.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,201,482.20 : 12,302,223.30 = 7,828,234.20 : x
  2. Step 2: Convert to fraction form
    8,201,482.20/12,302,223.30 = 7,828,234.20/x
  3. Step 3: Cross multiply
    8,201,482.20x = 12,302,223.30 × 7,828,234.20
  4. Step 4: Simplify right side
    8,201,482.20x = 96,304,685,173,096.88
  5. Step 5: Solve for x
    x = 96,304,685,173,096.88/8,201,482.20
  6. Step 6: Final answer
    x = 11,742,351.30

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Double scale
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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.