Home / 13,530,590.24-20,298,871.02-3,946,718.84

Finding the Fourth Proportional to 13,530,590.24, 20,298,871.02 and 3,946,718.84

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Solution

The fourth proportional to 13,530,590.24, 20,298,871.02 and 3,946,718.84 is: 5,920,949.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,530,590.24 : 20,298,871.02 = 3,946,718.84 : x
  2. Step 2: Convert to fraction form
    13,530,590.24/20,298,871.02 = 3,946,718.84/x
  3. Step 3: Cross multiply
    13,530,590.24x = 20,298,871.02 × 3,946,718.84
  4. Step 4: Simplify right side
    13,530,590.24x = 80,113,936,685,364.02
  5. Step 5: Solve for x
    x = 80,113,936,685,364.02/13,530,590.24
  6. Step 6: Final answer
    x = 5,920,949.14

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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.