Home / 55,133,740.80-82,700,611.20-47,575,468.80

Finding the Fourth Proportional to 55,133,740.80, 82,700,611.20 and 47,575,468.80

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Solution

The fourth proportional to 55,133,740.80, 82,700,611.20 and 47,575,468.80 is: 71,363,203.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,133,740.80 : 82,700,611.20 = 47,575,468.80 : x
  2. Step 2: Convert to fraction form
    55,133,740.80/82,700,611.20 = 47,575,468.80/x
  3. Step 3: Cross multiply
    55,133,740.80x = 82,700,611.20 × 47,575,468.80
  4. Step 4: Simplify right side
    55,133,740.80x = 3,934,520,347,886,530.50
  5. Step 5: Solve for x
    x = 3,934,520,347,886,530.50/55,133,740.80
  6. Step 6: Final answer
    x = 71,363,203.20

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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.