Home / 52,118,894.05-78,178,942.95-15,727,599.61

Finding the Fourth Proportional to 52,118,894.05, 78,178,942.95 and 15,727,599.61

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Solution

The fourth proportional to 52,118,894.05, 78,178,942.95 and 15,727,599.61 is: 23,591,581.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,118,894.05 : 78,178,942.95 = 15,727,599.61 : x
  2. Step 2: Convert to fraction form
    52,118,894.05/78,178,942.95 = 15,727,599.61/x
  3. Step 3: Cross multiply
    52,118,894.05x = 78,178,942.95 × 15,727,599.61
  4. Step 4: Simplify right side
    52,118,894.05x = 1,229,567,112,650,632.25
  5. Step 5: Solve for x
    x = 1,229,567,112,650,632.25/52,118,894.05
  6. Step 6: Final answer
    x = 23,591,581.04

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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.