Home / 7,185,705-10,780,333.02-2,136,994.44

Finding the Fourth Proportional to 7,185,705, 10,780,333.02 and 2,136,994.44

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Solution

The fourth proportional to 7,185,705, 10,780,333.02 and 2,136,994.44 is: 3,206,019.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,185,705 : 10,780,333.02 = 2,136,994.44 : x
  2. Step 2: Convert to fraction form
    7,185,705/10,780,333.02 = 2,136,994.44/x
  3. Step 3: Cross multiply
    7,185,705x = 10,780,333.02 × 2,136,994.44
  4. Step 4: Simplify right side
    7,185,705x = 23,037,511,725,088.41
  5. Step 5: Solve for x
    x = 23,037,511,725,088.41/7,185,705
  6. Step 6: Final answer
    x = 3,206,019.69

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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.