Home / 11,854,393.70-17,784,128.73-3,545,849.80

Finding the Fourth Proportional to 11,854,393.70, 17,784,128.73 and 3,545,849.80

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Solution

The fourth proportional to 11,854,393.70, 17,784,128.73 and 3,545,849.80 is: 5,319,533.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,854,393.70 : 17,784,128.73 = 3,545,849.80 : x
  2. Step 2: Convert to fraction form
    11,854,393.70/17,784,128.73 = 3,545,849.80/x
  3. Step 3: Cross multiply
    11,854,393.70x = 17,784,128.73 × 3,545,849.80
  4. Step 4: Simplify right side
    11,854,393.70x = 63,059,849,300,444.75
  5. Step 5: Solve for x
    x = 63,059,849,300,444.75/11,854,393.70
  6. Step 6: Final answer
    x = 5,319,533.91

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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.