Home / 5,615,215.90-7,749,950.76-3,168,520.60

Finding the Fourth Proportional to 5,615,215.90, 7,749,950.76 and 3,168,520.60

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Solution

The fourth proportional to 5,615,215.90, 7,749,950.76 and 3,168,520.60 is: 4,373,096.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,615,215.90 : 7,749,950.76 = 3,168,520.60 : x
  2. Step 2: Convert to fraction form
    5,615,215.90/7,749,950.76 = 3,168,520.60/x
  3. Step 3: Cross multiply
    5,615,215.90x = 7,749,950.76 × 3,168,520.60
  4. Step 4: Simplify right side
    5,615,215.90x = 24,555,878,632,045.66
  5. Step 5: Solve for x
    x = 24,555,878,632,045.66/5,615,215.90
  6. Step 6: Final answer
    x = 4,373,096.08

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Double scale
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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.