Home / 8,189,476.50-11,301,445.77-4,518,621.54

Finding the Fourth Proportional to 8,189,476.50, 11,301,445.77 and 4,518,621.54

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Solution

The fourth proportional to 8,189,476.50, 11,301,445.77 and 4,518,621.54 is: 6,235,680.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,189,476.50 : 11,301,445.77 = 4,518,621.54 : x
  2. Step 2: Convert to fraction form
    8,189,476.50/11,301,445.77 = 4,518,621.54/x
  3. Step 3: Cross multiply
    8,189,476.50x = 11,301,445.77 × 4,518,621.54
  4. Step 4: Simplify right side
    8,189,476.50x = 51,066,956,289,463.88
  5. Step 5: Solve for x
    x = 51,066,956,289,463.88/8,189,476.50
  6. Step 6: Final answer
    x = 6,235,680.18

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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.