Home / 23,131,088.64-31,921,092.50-12,817,983.96

Finding the Fourth Proportional to 23,131,088.64, 31,921,092.50 and 12,817,983.96

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Solution

The fourth proportional to 23,131,088.64, 31,921,092.50 and 12,817,983.96 is: 17,688,923.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,131,088.64 : 31,921,092.50 = 12,817,983.96 : x
  2. Step 2: Convert to fraction form
    23,131,088.64/31,921,092.50 = 12,817,983.96/x
  3. Step 3: Cross multiply
    23,131,088.64x = 31,921,092.50 × 12,817,983.96
  4. Step 4: Simplify right side
    23,131,088.64x = 409,164,051,586,586.44
  5. Step 5: Solve for x
    x = 409,164,051,586,586.44/23,131,088.64
  6. Step 6: Final answer
    x = 17,688,923.25

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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.