Home / 13,946,994.08-20,920,702.20-5,311,572.58

Finding the Fourth Proportional to 13,946,994.08, 20,920,702.20 and 5,311,572.58

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Solution

The fourth proportional to 13,946,994.08, 20,920,702.20 and 5,311,572.58 is: 7,967,439.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,946,994.08 : 20,920,702.20 = 5,311,572.58 : x
  2. Step 2: Convert to fraction form
    13,946,994.08/20,920,702.20 = 5,311,572.58/x
  3. Step 3: Cross multiply
    13,946,994.08x = 20,920,702.20 × 5,311,572.58
  4. Step 4: Simplify right side
    13,946,994.08x = 111,121,828,159,865.67
  5. Step 5: Solve for x
    x = 111,121,828,159,865.67/13,946,994.08
  6. Step 6: Final answer
    x = 7,967,439.26

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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.