Home / 31,681,950.38-43,713,598.01-17,930,914.50

Finding the Fourth Proportional to 31,681,950.38, 43,713,598.01 and 17,930,914.50

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Solution

The fourth proportional to 31,681,950.38, 43,713,598.01 and 17,930,914.50 is: 24,740,420.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,681,950.38 : 43,713,598.01 = 17,930,914.50 : x
  2. Step 2: Convert to fraction form
    31,681,950.38/43,713,598.01 = 17,930,914.50/x
  3. Step 3: Cross multiply
    31,681,950.38x = 43,713,598.01 × 17,930,914.50
  4. Step 4: Simplify right side
    31,681,950.38x = 783,824,788,404,680.12
  5. Step 5: Solve for x
    x = 783,824,788,404,680.12/31,681,950.38
  6. Step 6: Final answer
    x = 24,740,420.93

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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.