Home / 52,343,913.45-72,235,135.12-28,824,637.29

Finding the Fourth Proportional to 52,343,913.45, 72,235,135.12 and 28,824,637.29

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Solution

The fourth proportional to 52,343,913.45, 72,235,135.12 and 28,824,637.29 is: 39,778,293.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,343,913.45 : 72,235,135.12 = 28,824,637.29 : x
  2. Step 2: Convert to fraction form
    52,343,913.45/72,235,135.12 = 28,824,637.29/x
  3. Step 3: Cross multiply
    52,343,913.45x = 72,235,135.12 × 28,824,637.29
  4. Step 4: Simplify right side
    52,343,913.45x = 2,082,151,569,667,694.25
  5. Step 5: Solve for x
    x = 2,082,151,569,667,694.25/52,343,913.45
  6. Step 6: Final answer
    x = 39,778,293.83

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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.