Home / 6,528,153.72-9,006,057.36-4,076,508.43

Finding the Fourth Proportional to 6,528,153.72, 9,006,057.36 and 4,076,508.43

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Solution

The fourth proportional to 6,528,153.72, 9,006,057.36 and 4,076,508.43 is: 5,623,836.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,528,153.72 : 9,006,057.36 = 4,076,508.43 : x
  2. Step 2: Convert to fraction form
    6,528,153.72/9,006,057.36 = 4,076,508.43/x
  3. Step 3: Cross multiply
    6,528,153.72x = 9,006,057.36 × 4,076,508.43
  4. Step 4: Simplify right side
    6,528,153.72x = 36,713,268,760,361.11
  5. Step 5: Solve for x
    x = 36,713,268,760,361.11/6,528,153.72
  6. Step 6: Final answer
    x = 5,623,836.43

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Double scale
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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.