Home / 5,809,147.81-8,018,312.20-3,875,403.62

Finding the Fourth Proportional to 5,809,147.81, 8,018,312.20 and 3,875,403.62

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Solution

The fourth proportional to 5,809,147.81, 8,018,312.20 and 3,875,403.62 is: 5,349,183.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,809,147.81 : 8,018,312.20 = 3,875,403.62 : x
  2. Step 2: Convert to fraction form
    5,809,147.81/8,018,312.20 = 3,875,403.62/x
  3. Step 3: Cross multiply
    5,809,147.81x = 8,018,312.20 × 3,875,403.62
  4. Step 4: Simplify right side
    5,809,147.81x = 31,074,196,126,170.16
  5. Step 5: Solve for x
    x = 31,074,196,126,170.16/5,809,147.81
  6. Step 6: Final answer
    x = 5,349,183.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.