Home / 58,270,634.40-87,405,951.60-19,926,400.80

Finding the Fourth Proportional to 58,270,634.40, 87,405,951.60 and 19,926,400.80

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Solution

The fourth proportional to 58,270,634.40, 87,405,951.60 and 19,926,400.80 is: 29,889,601.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,270,634.40 : 87,405,951.60 = 19,926,400.80 : x
  2. Step 2: Convert to fraction form
    58,270,634.40/87,405,951.60 = 19,926,400.80/x
  3. Step 3: Cross multiply
    58,270,634.40x = 87,405,951.60 × 19,926,400.80
  4. Step 4: Simplify right side
    58,270,634.40x = 1,741,686,023,887,001.25
  5. Step 5: Solve for x
    x = 1,741,686,023,887,001.25/58,270,634.40
  6. Step 6: Final answer
    x = 29,889,601.20

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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.