Home / 13,972,705.10-20,959,057.65-4,389,052.40

Finding the Fourth Proportional to 13,972,705.10, 20,959,057.65 and 4,389,052.40

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Solution

The fourth proportional to 13,972,705.10, 20,959,057.65 and 4,389,052.40 is: 6,583,578.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,972,705.10 : 20,959,057.65 = 4,389,052.40 : x
  2. Step 2: Convert to fraction form
    13,972,705.10/20,959,057.65 = 4,389,052.40/x
  3. Step 3: Cross multiply
    13,972,705.10x = 20,959,057.65 × 4,389,052.40
  4. Step 4: Simplify right side
    13,972,705.10x = 91,990,402,280,470.86
  5. Step 5: Solve for x
    x = 91,990,402,280,470.86/13,972,705.10
  6. Step 6: Final answer
    x = 6,583,578.60

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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.