Home / 7,751,095.21-10,685,423.64-5,452,120.81

Finding the Fourth Proportional to 7,751,095.21, 10,685,423.64 and 5,452,120.81

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Solution

The fourth proportional to 7,751,095.21, 10,685,423.64 and 5,452,120.81 is: 7,516,127.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,751,095.21 : 10,685,423.64 = 5,452,120.81 : x
  2. Step 2: Convert to fraction form
    7,751,095.21/10,685,423.64 = 5,452,120.81/x
  3. Step 3: Cross multiply
    7,751,095.21x = 10,685,423.64 × 5,452,120.81
  4. Step 4: Simplify right side
    7,751,095.21x = 58,258,220,591,309.95
  5. Step 5: Solve for x
    x = 58,258,220,591,309.95/7,751,095.21
  6. Step 6: Final answer
    x = 7,516,127.59

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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.