Home / 28,027,257.04-42,020,699.52-17,222,230.48

Finding the Fourth Proportional to 28,027,257.04, 42,020,699.52 and 17,222,230.48

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Solution

The fourth proportional to 28,027,257.04, 42,020,699.52 and 17,222,230.48 is: 25,820,941.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,027,257.04 : 42,020,699.52 = 17,222,230.48 : x
  2. Step 2: Convert to fraction form
    28,027,257.04/42,020,699.52 = 17,222,230.48/x
  3. Step 3: Cross multiply
    28,027,257.04x = 42,020,699.52 × 17,222,230.48
  4. Step 4: Simplify right side
    28,027,257.04x = 723,690,172,064,265.50
  5. Step 5: Solve for x
    x = 723,690,172,064,265.50/28,027,257.04
  6. Step 6: Final answer
    x = 25,820,941.77

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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.