Home / 31,493,358.80-47,240,038.20-23,879,099.60

Finding the Fourth Proportional to 31,493,358.80, 47,240,038.20 and 23,879,099.60

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Solution

The fourth proportional to 31,493,358.80, 47,240,038.20 and 23,879,099.60 is: 35,818,649.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,493,358.80 : 47,240,038.20 = 23,879,099.60 : x
  2. Step 2: Convert to fraction form
    31,493,358.80/47,240,038.20 = 23,879,099.60/x
  3. Step 3: Cross multiply
    31,493,358.80x = 47,240,038.20 × 23,879,099.60
  4. Step 4: Simplify right side
    31,493,358.80x = 1,128,049,577,285,604.75
  5. Step 5: Solve for x
    x = 1,128,049,577,285,604.75/31,493,358.80
  6. Step 6: Final answer
    x = 35,818,649.40

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Similar ratio
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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.