Home / 8,189,477.75-11,301,447.50-4,518,622.79

Finding the Fourth Proportional to 8,189,477.75, 11,301,447.50 and 4,518,622.79

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Solution

The fourth proportional to 8,189,477.75, 11,301,447.50 and 4,518,622.79 is: 6,235,681.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,189,477.75 : 11,301,447.50 = 4,518,622.79 : x
  2. Step 2: Convert to fraction form
    8,189,477.75/11,301,447.50 = 4,518,622.79/x
  3. Step 3: Cross multiply
    8,189,477.75x = 11,301,447.50 × 4,518,622.79
  4. Step 4: Simplify right side
    8,189,477.75x = 51,066,978,210,895.41
  5. Step 5: Solve for x
    x = 51,066,978,210,895.41/8,189,477.75
  6. Step 6: Final answer
    x = 6,235,681.90

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1.5x scale

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.