Home / 31,393,939.16-43,323,409.14-17,455,186.28

Finding the Fourth Proportional to 31,393,939.16, 43,323,409.14 and 17,455,186.28

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Solution

The fourth proportional to 31,393,939.16, 43,323,409.14 and 17,455,186.28 is: 24,088,030.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,393,939.16 : 43,323,409.14 = 17,455,186.28 : x
  2. Step 2: Convert to fraction form
    31,393,939.16/43,323,409.14 = 17,455,186.28/x
  3. Step 3: Cross multiply
    31,393,939.16x = 43,323,409.14 × 17,455,186.28
  4. Step 4: Simplify right side
    31,393,939.16x = 756,218,176,823,354.62
  5. Step 5: Solve for x
    x = 756,218,176,823,354.62/31,393,939.16
  6. Step 6: Final answer
    x = 24,088,030.91

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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.