Home / 13,444,865.95-20,156,358.56-4,218,095.30

Finding the Fourth Proportional to 13,444,865.95, 20,156,358.56 and 4,218,095.30

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Solution

The fourth proportional to 13,444,865.95, 20,156,358.56 and 4,218,095.30 is: 6,323,710.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,444,865.95 : 20,156,358.56 = 4,218,095.30 : x
  2. Step 2: Convert to fraction form
    13,444,865.95/20,156,358.56 = 4,218,095.30/x
  3. Step 3: Cross multiply
    13,444,865.95x = 20,156,358.56 × 4,218,095.30
  4. Step 4: Simplify right side
    13,444,865.95x = 85,021,441,310,423.52
  5. Step 5: Solve for x
    x = 85,021,441,310,423.52/13,444,865.95
  6. Step 6: Final answer
    x = 6,323,710.60

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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.