Home / 13,753,362.86-20,630,750.74-3,518,311.29

Finding the Fourth Proportional to 13,753,362.86, 20,630,750.74 and 3,518,311.29

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Solution

The fourth proportional to 13,753,362.86, 20,630,750.74 and 3,518,311.29 is: 5,277,647.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,753,362.86 : 20,630,750.74 = 3,518,311.29 : x
  2. Step 2: Convert to fraction form
    13,753,362.86/20,630,750.74 = 3,518,311.29/x
  3. Step 3: Cross multiply
    13,753,362.86x = 20,630,750.74 × 3,518,311.29
  4. Step 4: Simplify right side
    13,753,362.86x = 72,585,403,249,717.84
  5. Step 5: Solve for x
    x = 72,585,403,249,717.84/13,753,362.86
  6. Step 6: Final answer
    x = 5,277,647.66

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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.