Home / 31,493,337.80-47,240,006.70-23,879,078.60

Finding the Fourth Proportional to 31,493,337.80, 47,240,006.70 and 23,879,078.60

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Solution

The fourth proportional to 31,493,337.80, 47,240,006.70 and 23,879,078.60 is: 35,818,617.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,493,337.80 : 47,240,006.70 = 23,879,078.60 : x
  2. Step 2: Convert to fraction form
    31,493,337.80/47,240,006.70 = 23,879,078.60/x
  3. Step 3: Cross multiply
    31,493,337.80x = 47,240,006.70 × 23,879,078.60
  4. Step 4: Simplify right side
    31,493,337.80x = 1,128,047,833,053,826.75
  5. Step 5: Solve for x
    x = 1,128,047,833,053,826.75/31,493,337.80
  6. Step 6: Final answer
    x = 35,818,617.90

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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.