Home / 6,137,927.20-8,470,844-3,385,153.16

Finding the Fourth Proportional to 6,137,927.20, 8,470,844 and 3,385,153.16

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Solution

The fourth proportional to 6,137,927.20, 8,470,844 and 3,385,153.16 is: 4,671,789.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,137,927.20 : 8,470,844 = 3,385,153.16 : x
  2. Step 2: Convert to fraction form
    6,137,927.20/8,470,844 = 3,385,153.16/x
  3. Step 3: Cross multiply
    6,137,927.20x = 8,470,844 × 3,385,153.16
  4. Step 4: Simplify right side
    6,137,927.20x = 28,675,104,334,467.04
  5. Step 5: Solve for x
    x = 28,675,104,334,467.04/6,137,927.20
  6. Step 6: Final answer
    x = 4,671,789.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.