Home / 13,941,996.80-20,912,995.20-4,966,841.60

Finding the Fourth Proportional to 13,941,996.80, 20,912,995.20 and 4,966,841.60

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Solution

The fourth proportional to 13,941,996.80, 20,912,995.20 and 4,966,841.60 is: 7,450,262.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,941,996.80 : 20,912,995.20 = 4,966,841.60 : x
  2. Step 2: Convert to fraction form
    13,941,996.80/20,912,995.20 = 4,966,841.60/x
  3. Step 3: Cross multiply
    13,941,996.80x = 20,912,995.20 × 4,966,841.60
  4. Step 4: Simplify right side
    13,941,996.80x = 103,871,534,539,960.31
  5. Step 5: Solve for x
    x = 103,871,534,539,960.31/13,941,996.80
  6. Step 6: Final answer
    x = 7,450,262.40

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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.