Home / 5,127,776.64-7,076,473.74-2,836,082.52

Finding the Fourth Proportional to 5,127,776.64, 7,076,473.74 and 2,836,082.52

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Solution

The fourth proportional to 5,127,776.64, 7,076,473.74 and 2,836,082.52 is: 3,913,872.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127,776.64 : 7,076,473.74 = 2,836,082.52 : x
  2. Step 2: Convert to fraction form
    5,127,776.64/7,076,473.74 = 2,836,082.52/x
  3. Step 3: Cross multiply
    5,127,776.64x = 7,076,473.74 × 2,836,082.52
  4. Step 4: Simplify right side
    5,127,776.64x = 20,069,463,477,253.03
  5. Step 5: Solve for x
    x = 20,069,463,477,253.03/5,127,776.64
  6. Step 6: Final answer
    x = 3,913,872.40

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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.