Home / 13,373,280.86-20,045,920.32-5,596,650.68

Finding the Fourth Proportional to 13,373,280.86, 20,045,920.32 and 5,596,650.68

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Solution

The fourth proportional to 13,373,280.86, 20,045,920.32 and 5,596,650.68 is: 8,389,116.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,373,280.86 : 20,045,920.32 = 5,596,650.68 : x
  2. Step 2: Convert to fraction form
    13,373,280.86/20,045,920.32 = 5,596,650.68/x
  3. Step 3: Cross multiply
    13,373,280.86x = 20,045,920.32 × 5,596,650.68
  4. Step 4: Simplify right side
    13,373,280.86x = 112,190,013,590,153.81
  5. Step 5: Solve for x
    x = 112,190,013,590,153.81/13,373,280.86
  6. Step 6: Final answer
    x = 8,389,116.68

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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.