Home / 31,238,476.96-43,108,769.28-17,487,554.08

Finding the Fourth Proportional to 31,238,476.96, 43,108,769.28 and 17,487,554.08

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Solution

The fourth proportional to 31,238,476.96, 43,108,769.28 and 17,487,554.08 is: 24,132,640.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,238,476.96 : 43,108,769.28 = 17,487,554.08 : x
  2. Step 2: Convert to fraction form
    31,238,476.96/43,108,769.28 = 17,487,554.08/x
  3. Step 3: Cross multiply
    31,238,476.96x = 43,108,769.28 × 17,487,554.08
  4. Step 4: Simplify right side
    31,238,476.96x = 753,866,934,106,242.62
  5. Step 5: Solve for x
    x = 753,866,934,106,242.62/31,238,476.96
  6. Step 6: Final answer
    x = 24,132,640.50

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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.