Home / 13,191,350.40-19,787,025.60-4,670,579.70

Finding the Fourth Proportional to 13,191,350.40, 19,787,025.60 and 4,670,579.70

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Solution

The fourth proportional to 13,191,350.40, 19,787,025.60 and 4,670,579.70 is: 7,005,869.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,191,350.40 : 19,787,025.60 = 4,670,579.70 : x
  2. Step 2: Convert to fraction form
    13,191,350.40/19,787,025.60 = 4,670,579.70/x
  3. Step 3: Cross multiply
    13,191,350.40x = 19,787,025.60 × 4,670,579.70
  4. Step 4: Simplify right side
    13,191,350.40x = 92,416,880,090,740.33
  5. Step 5: Solve for x
    x = 92,416,880,090,740.33/13,191,350.40
  6. Step 6: Final answer
    x = 7,005,869.55

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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.