Home / 13,827,023.32-19,078,443.38-7,945,521.48

Finding the Fourth Proportional to 13,827,023.32, 19,078,443.38 and 7,945,521.48

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Solution

The fourth proportional to 13,827,023.32, 19,078,443.38 and 7,945,521.48 is: 10,963,182.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,827,023.32 : 19,078,443.38 = 7,945,521.48 : x
  2. Step 2: Convert to fraction form
    13,827,023.32/19,078,443.38 = 7,945,521.48/x
  3. Step 3: Cross multiply
    13,827,023.32x = 19,078,443.38 × 7,945,521.48
  4. Step 4: Simplify right side
    13,827,023.32x = 151,588,181,680,753.81
  5. Step 5: Solve for x
    x = 151,588,181,680,753.81/13,827,023.32
  6. Step 6: Final answer
    x = 10,963,182.62

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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.