Home / 56,861,015.88-85,291,457.76-18,522,468.48

Finding the Fourth Proportional to 56,861,015.88, 85,291,457.76 and 18,522,468.48

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Solution

The fourth proportional to 56,861,015.88, 85,291,457.76 and 18,522,468.48 is: 27,783,681.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,861,015.88 : 85,291,457.76 = 18,522,468.48 : x
  2. Step 2: Convert to fraction form
    56,861,015.88/85,291,457.76 = 18,522,468.48/x
  3. Step 3: Cross multiply
    56,861,015.88x = 85,291,457.76 × 18,522,468.48
  4. Step 4: Simplify right side
    56,861,015.88x = 1,579,808,337,972,851.50
  5. Step 5: Solve for x
    x = 1,579,808,337,972,851.50/56,861,015.88
  6. Step 6: Final answer
    x = 27,783,681.20

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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.