Home / 52,319,763.48-72,200,700.62-28,797,797.28

Finding the Fourth Proportional to 52,319,763.48, 72,200,700.62 and 28,797,797.28

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Solution

The fourth proportional to 52,319,763.48, 72,200,700.62 and 28,797,797.28 is: 39,740,644.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,319,763.48 : 72,200,700.62 = 28,797,797.28 : x
  2. Step 2: Convert to fraction form
    52,319,763.48/72,200,700.62 = 28,797,797.28/x
  3. Step 3: Cross multiply
    52,319,763.48x = 72,200,700.62 × 28,797,797.28
  4. Step 4: Simplify right side
    52,319,763.48x = 2,079,221,139,928,730.50
  5. Step 5: Solve for x
    x = 2,079,221,139,928,730.50/52,319,763.48
  6. Step 6: Final answer
    x = 39,740,644.87

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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.