Home / 18,829,143.55-28,230,429.30-8,598,904.30

Finding the Fourth Proportional to 18,829,143.55, 28,230,429.30 and 8,598,904.30

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Solution

The fourth proportional to 18,829,143.55, 28,230,429.30 and 8,598,904.30 is: 12,892,288.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,829,143.55 : 28,230,429.30 = 8,598,904.30 : x
  2. Step 2: Convert to fraction form
    18,829,143.55/28,230,429.30 = 8,598,904.30/x
  3. Step 3: Cross multiply
    18,829,143.55x = 28,230,429.30 × 8,598,904.30
  4. Step 4: Simplify right side
    18,829,143.55x = 242,750,759,898,616.03
  5. Step 5: Solve for x
    x = 242,750,759,898,616.03/18,829,143.55
  6. Step 6: Final answer
    x = 12,892,288.98

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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.