Home / 8,168,985.29-12,245,070.38-3,622,175.40

Finding the Fourth Proportional to 8,168,985.29, 12,245,070.38 and 3,622,175.40

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Solution

The fourth proportional to 8,168,985.29, 12,245,070.38 and 3,622,175.40 is: 5,429,535.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,168,985.29 : 12,245,070.38 = 3,622,175.40 : x
  2. Step 2: Convert to fraction form
    8,168,985.29/12,245,070.38 = 3,622,175.40/x
  3. Step 3: Cross multiply
    8,168,985.29x = 12,245,070.38 × 3,622,175.40
  4. Step 4: Simplify right side
    8,168,985.29x = 44,353,792,631,423.86
  5. Step 5: Solve for x
    x = 44,353,792,631,423.86/8,168,985.29
  6. Step 6: Final answer
    x = 5,429,535.14

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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.