Home / 10,679,905.35-14,738,340.14-5,785,127.44

Finding the Fourth Proportional to 10,679,905.35, 14,738,340.14 and 5,785,127.44

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Solution

The fourth proportional to 10,679,905.35, 14,738,340.14 and 5,785,127.44 is: 7,983,514.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,679,905.35 : 14,738,340.14 = 5,785,127.44 : x
  2. Step 2: Convert to fraction form
    10,679,905.35/14,738,340.14 = 5,785,127.44/x
  3. Step 3: Cross multiply
    10,679,905.35x = 14,738,340.14 × 5,785,127.44
  4. Step 4: Simplify right side
    10,679,905.35x = 85,263,175,963,967.45
  5. Step 5: Solve for x
    x = 85,263,175,963,967.45/10,679,905.35
  6. Step 6: Final answer
    x = 7,983,514.20

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1.5x scale

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.