Home / 13,943,528.80-20,915,293.20-9,692,000.80

Finding the Fourth Proportional to 13,943,528.80, 20,915,293.20 and 9,692,000.80

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Solution

The fourth proportional to 13,943,528.80, 20,915,293.20 and 9,692,000.80 is: 14,538,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,943,528.80 : 20,915,293.20 = 9,692,000.80 : x
  2. Step 2: Convert to fraction form
    13,943,528.80/20,915,293.20 = 9,692,000.80/x
  3. Step 3: Cross multiply
    13,943,528.80x = 20,915,293.20 × 9,692,000.80
  4. Step 4: Simplify right side
    13,943,528.80x = 202,711,038,426,634.56
  5. Step 5: Solve for x
    x = 202,711,038,426,634.56/13,943,528.80
  6. Step 6: Final answer
    x = 14,538,001.20

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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.