Home / 28,653,214.48-39,566,012.82-27,726,665.02

Finding the Fourth Proportional to 28,653,214.48, 39,566,012.82 and 27,726,665.02

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Solution

The fourth proportional to 28,653,214.48, 39,566,012.82 and 27,726,665.02 is: 38,286,579.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,653,214.48 : 39,566,012.82 = 27,726,665.02 : x
  2. Step 2: Convert to fraction form
    28,653,214.48/39,566,012.82 = 27,726,665.02/x
  3. Step 3: Cross multiply
    28,653,214.48x = 39,566,012.82 × 27,726,665.02
  4. Step 4: Simplify right side
    28,653,214.48x = 1,097,033,583,637,165.50
  5. Step 5: Solve for x
    x = 1,097,033,583,637,165.50/28,653,214.48
  6. Step 6: Final answer
    x = 38,286,579.83

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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.