Home / 14,285,512.50-19,714,150.35-7,759,269.78

Finding the Fourth Proportional to 14,285,512.50, 19,714,150.35 and 7,759,269.78

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Solution

The fourth proportional to 14,285,512.50, 19,714,150.35 and 7,759,269.78 is: 10,707,870.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,285,512.50 : 19,714,150.35 = 7,759,269.78 : x
  2. Step 2: Convert to fraction form
    14,285,512.50/19,714,150.35 = 7,759,269.78/x
  3. Step 3: Cross multiply
    14,285,512.50x = 19,714,150.35 × 7,759,269.78
  4. Step 4: Simplify right side
    14,285,512.50x = 152,967,411,049,131.44
  5. Step 5: Solve for x
    x = 152,967,411,049,131.44/14,285,512.50
  6. Step 6: Final answer
    x = 10,707,870.02

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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.