Home / 13,875,287.32-19,145,612.36-8,714,973.34

Finding the Fourth Proportional to 13,875,287.32, 19,145,612.36 and 8,714,973.34

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Solution

The fourth proportional to 13,875,287.32, 19,145,612.36 and 8,714,973.34 is: 12,025,228.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,875,287.32 : 19,145,612.36 = 8,714,973.34 : x
  2. Step 2: Convert to fraction form
    13,875,287.32/19,145,612.36 = 8,714,973.34/x
  3. Step 3: Cross multiply
    13,875,287.32x = 19,145,612.36 × 8,714,973.34
  4. Step 4: Simplify right side
    13,875,287.32x = 166,853,501,295,374.47
  5. Step 5: Solve for x
    x = 166,853,501,295,374.47/13,875,287.32
  6. Step 6: Final answer
    x = 12,025,228.56

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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.