Home / 29,060,336.80-43,590,505.20-7,785,200.80

Finding the Fourth Proportional to 29,060,336.80, 43,590,505.20 and 7,785,200.80

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Solution

The fourth proportional to 29,060,336.80, 43,590,505.20 and 7,785,200.80 is: 11,677,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,060,336.80 : 43,590,505.20 = 7,785,200.80 : x
  2. Step 2: Convert to fraction form
    29,060,336.80/43,590,505.20 = 7,785,200.80/x
  3. Step 3: Cross multiply
    29,060,336.80x = 43,590,505.20 × 7,785,200.80
  4. Step 4: Simplify right side
    29,060,336.80x = 339,360,835,955,444.19
  5. Step 5: Solve for x
    x = 339,360,835,955,444.19/29,060,336.80
  6. Step 6: Final answer
    x = 11,677,801.20

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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.