Home / 23,753,428.80-35,630,143.20-20,352,206.40

Finding the Fourth Proportional to 23,753,428.80, 35,630,143.20 and 20,352,206.40

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Solution

The fourth proportional to 23,753,428.80, 35,630,143.20 and 20,352,206.40 is: 30,528,309.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,753,428.80 : 35,630,143.20 = 20,352,206.40 : x
  2. Step 2: Convert to fraction form
    23,753,428.80/35,630,143.20 = 20,352,206.40/x
  3. Step 3: Cross multiply
    23,753,428.80x = 35,630,143.20 × 20,352,206.40
  4. Step 4: Simplify right side
    23,753,428.80x = 725,152,028,467,956.50
  5. Step 5: Solve for x
    x = 725,152,028,467,956.50/23,753,428.80
  6. Step 6: Final answer
    x = 30,528,309.60

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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.