Home / 13,827,022.32-19,078,442-7,945,520.48

Finding the Fourth Proportional to 13,827,022.32, 19,078,442 and 7,945,520.48

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Solution

The fourth proportional to 13,827,022.32, 19,078,442 and 7,945,520.48 is: 10,963,181.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,827,022.32 : 19,078,442 = 7,945,520.48 : x
  2. Step 2: Convert to fraction form
    13,827,022.32/19,078,442 = 7,945,520.48/x
  3. Step 3: Cross multiply
    13,827,022.32x = 19,078,442 × 7,945,520.48
  4. Step 4: Simplify right side
    13,827,022.32x = 151,588,151,637,492.16
  5. Step 5: Solve for x
    x = 151,588,151,637,492.16/13,827,022.32
  6. Step 6: Final answer
    x = 10,963,181.24

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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.