Home / 20,346,529.76-30,515,059.88-7,573,050.08

Finding the Fourth Proportional to 20,346,529.76, 30,515,059.88 and 7,573,050.08

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Solution

The fourth proportional to 20,346,529.76, 30,515,059.88 and 7,573,050.08 is: 11,357,812.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,346,529.76 : 30,515,059.88 = 7,573,050.08 : x
  2. Step 2: Convert to fraction form
    20,346,529.76/30,515,059.88 = 7,573,050.08/x
  3. Step 3: Cross multiply
    20,346,529.76x = 30,515,059.88 × 7,573,050.08
  4. Step 4: Simplify right side
    20,346,529.76x = 231,092,076,665,438.78
  5. Step 5: Solve for x
    x = 231,092,076,665,438.78/20,346,529.76
  6. Step 6: Final answer
    x = 11,357,812.83

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1.5x scale

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.