Home / 31,384,973.80-43,311,301.86-17,633,929.96

Finding the Fourth Proportional to 31,384,973.80, 43,311,301.86 and 17,633,929.96

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Solution

The fourth proportional to 31,384,973.80, 43,311,301.86 and 17,633,929.96 is: 24,334,844.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,384,973.80 : 43,311,301.86 = 17,633,929.96 : x
  2. Step 2: Convert to fraction form
    31,384,973.80/43,311,301.86 = 17,633,929.96/x
  3. Step 3: Cross multiply
    31,384,973.80x = 43,311,301.86 × 17,633,929.96
  4. Step 4: Simplify right side
    31,384,973.80x = 763,748,463,475,657.75
  5. Step 5: Solve for x
    x = 763,748,463,475,657.75/31,384,973.80
  6. Step 6: Final answer
    x = 24,334,844.70

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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.