Home / 8,243,174.80-12,359,002.20-4,875,648.40

Finding the Fourth Proportional to 8,243,174.80, 12,359,002.20 and 4,875,648.40

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Solution

The fourth proportional to 8,243,174.80, 12,359,002.20 and 4,875,648.40 is: 7,310,065.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243,174.80 : 12,359,002.20 = 4,875,648.40 : x
  2. Step 2: Convert to fraction form
    8,243,174.80/12,359,002.20 = 4,875,648.40/x
  3. Step 3: Cross multiply
    8,243,174.80x = 12,359,002.20 × 4,875,648.40
  4. Step 4: Simplify right side
    8,243,174.80x = 60,258,149,302,026.48
  5. Step 5: Solve for x
    x = 60,258,149,302,026.48/8,243,174.80
  6. Step 6: Final answer
    x = 7,310,065.69

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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.