Home / 38,827,805.02-53,583,488.01-21,425,273.28

Finding the Fourth Proportional to 38,827,805.02, 53,583,488.01 and 21,425,273.28

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Solution

The fourth proportional to 38,827,805.02, 53,583,488.01 and 21,425,273.28 is: 29,567,493.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,827,805.02 : 53,583,488.01 = 21,425,273.28 : x
  2. Step 2: Convert to fraction form
    38,827,805.02/53,583,488.01 = 21,425,273.28/x
  3. Step 3: Cross multiply
    38,827,805.02x = 53,583,488.01 × 21,425,273.28
  4. Step 4: Simplify right side
    38,827,805.02x = 1,148,040,873,909,853.50
  5. Step 5: Solve for x
    x = 1,148,040,873,909,853.50/38,827,805.02
  6. Step 6: Final answer
    x = 29,567,493.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.