Home / 14,420,727.61-21,630,527.65-3,637,894.21

Finding the Fourth Proportional to 14,420,727.61, 21,630,527.65 and 3,637,894.21

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Solution

The fourth proportional to 14,420,727.61, 21,630,527.65 and 3,637,894.21 is: 5,456,699.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,420,727.61 : 21,630,527.65 = 3,637,894.21 : x
  2. Step 2: Convert to fraction form
    14,420,727.61/21,630,527.65 = 3,637,894.21/x
  3. Step 3: Cross multiply
    14,420,727.61x = 21,630,527.65 × 3,637,894.21
  4. Step 4: Simplify right side
    14,420,727.61x = 78,689,571,247,650.95
  5. Step 5: Solve for x
    x = 78,689,571,247,650.95/14,420,727.61
  6. Step 6: Final answer
    x = 5,456,699.09

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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.