Home / 41,208,769.80-61,813,154.70-12,459,342.60

Finding the Fourth Proportional to 41,208,769.80, 61,813,154.70 and 12,459,342.60

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Solution

The fourth proportional to 41,208,769.80, 61,813,154.70 and 12,459,342.60 is: 18,689,013.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,208,769.80 : 61,813,154.70 = 12,459,342.60 : x
  2. Step 2: Convert to fraction form
    41,208,769.80/61,813,154.70 = 12,459,342.60/x
  3. Step 3: Cross multiply
    41,208,769.80x = 61,813,154.70 × 12,459,342.60
  4. Step 4: Simplify right side
    41,208,769.80x = 770,151,271,594,100.25
  5. Step 5: Solve for x
    x = 770,151,271,594,100.25/41,208,769.80
  6. Step 6: Final answer
    x = 18,689,013.90

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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.