Home / 12,348,501.10-18,522,751.65-3,829,698.70

Finding the Fourth Proportional to 12,348,501.10, 18,522,751.65 and 3,829,698.70

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Solution

The fourth proportional to 12,348,501.10, 18,522,751.65 and 3,829,698.70 is: 5,744,548.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,348,501.10 : 18,522,751.65 = 3,829,698.70 : x
  2. Step 2: Convert to fraction form
    12,348,501.10/18,522,751.65 = 3,829,698.70/x
  3. Step 3: Cross multiply
    12,348,501.10x = 18,522,751.65 × 3,829,698.70
  4. Step 4: Simplify right side
    12,348,501.10x = 70,936,557,914,427.86
  5. Step 5: Solve for x
    x = 70,936,557,914,427.86/12,348,501.10
  6. Step 6: Final answer
    x = 5,744,548.05

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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.