Home / 52,319,756.46-72,200,690.91-28,797,790.29

Finding the Fourth Proportional to 52,319,756.46, 72,200,690.91 and 28,797,790.29

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Solution

The fourth proportional to 52,319,756.46, 72,200,690.91 and 28,797,790.29 is: 39,740,635.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,319,756.46 : 72,200,690.91 = 28,797,790.29 : x
  2. Step 2: Convert to fraction form
    52,319,756.46/72,200,690.91 = 28,797,790.29/x
  3. Step 3: Cross multiply
    52,319,756.46x = 72,200,690.91 × 28,797,790.29
  4. Step 4: Simplify right side
    52,319,756.46x = 2,079,220,355,835,731.50
  5. Step 5: Solve for x
    x = 2,079,220,355,835,731.50/52,319,756.46
  6. Step 6: Final answer
    x = 39,740,635.21

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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.