Home / 13,140,069.22-19,710,103.83-4,164,621.22

Finding the Fourth Proportional to 13,140,069.22, 19,710,103.83 and 4,164,621.22

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Solution

The fourth proportional to 13,140,069.22, 19,710,103.83 and 4,164,621.22 is: 6,246,931.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,140,069.22 : 19,710,103.83 = 4,164,621.22 : x
  2. Step 2: Convert to fraction form
    13,140,069.22/19,710,103.83 = 4,164,621.22/x
  3. Step 3: Cross multiply
    13,140,069.22x = 19,710,103.83 × 4,164,621.22
  4. Step 4: Simplify right side
    13,140,069.22x = 82,085,116,658,821.27
  5. Step 5: Solve for x
    x = 82,085,116,658,821.27/13,140,069.22
  6. Step 6: Final answer
    x = 6,246,931.83

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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.