Home / 20,265,363.16-30,401,194.02-6,805,340.44

Finding the Fourth Proportional to 20,265,363.16, 30,401,194.02 and 6,805,340.44

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Solution

The fourth proportional to 20,265,363.16, 30,401,194.02 and 6,805,340.44 is: 10,209,068.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,265,363.16 : 30,401,194.02 = 6,805,340.44 : x
  2. Step 2: Convert to fraction form
    20,265,363.16/30,401,194.02 = 6,805,340.44/x
  3. Step 3: Cross multiply
    20,265,363.16x = 30,401,194.02 × 6,805,340.44
  4. Step 4: Simplify right side
    20,265,363.16x = 206,890,474,902,559.50
  5. Step 5: Solve for x
    x = 206,890,474,902,559.50/20,265,363.16
  6. Step 6: Final answer
    x = 10,209,068.22

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1.5x scale

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.