Home / 13,875,290.81-19,145,617.21-8,714,976.83

Finding the Fourth Proportional to 13,875,290.81, 19,145,617.21 and 8,714,976.83

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Solution

The fourth proportional to 13,875,290.81, 19,145,617.21 and 8,714,976.83 is: 12,025,233.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,875,290.81 : 19,145,617.21 = 8,714,976.83 : x
  2. Step 2: Convert to fraction form
    13,875,290.81/19,145,617.21 = 8,714,976.83/x
  3. Step 3: Cross multiply
    13,875,290.81x = 19,145,617.21 × 8,714,976.83
  4. Step 4: Simplify right side
    13,875,290.81x = 166,853,610,381,199.25
  5. Step 5: Solve for x
    x = 166,853,610,381,199.25/13,875,290.81
  6. Step 6: Final answer
    x = 12,025,233.39

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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.