Home / 6,240,461.60-9,346,695.60-5,120,717.60

Finding the Fourth Proportional to 6,240,461.60, 9,346,695.60 and 5,120,717.60

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Solution

The fourth proportional to 6,240,461.60, 9,346,695.60 and 5,120,717.60 is: 7,669,591.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240,461.60 : 9,346,695.60 = 5,120,717.60 : x
  2. Step 2: Convert to fraction form
    6,240,461.60/9,346,695.60 = 5,120,717.60/x
  3. Step 3: Cross multiply
    6,240,461.60x = 9,346,695.60 × 5,120,717.60
  4. Step 4: Simplify right side
    6,240,461.60x = 47,861,788,660,762.55
  5. Step 5: Solve for x
    x = 47,861,788,660,762.55/6,240,461.60
  6. Step 6: Final answer
    x = 7,669,591.09

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1.5x scale

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.