Home / 31,206,796.65-46,810,194.98-19,113,561.45

Finding the Fourth Proportional to 31,206,796.65, 46,810,194.98 and 19,113,561.45

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Solution

The fourth proportional to 31,206,796.65, 46,810,194.98 and 19,113,561.45 is: 28,670,342.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,206,796.65 : 46,810,194.98 = 19,113,561.45 : x
  2. Step 2: Convert to fraction form
    31,206,796.65/46,810,194.98 = 19,113,561.45/x
  3. Step 3: Cross multiply
    31,206,796.65x = 46,810,194.98 × 19,113,561.45
  4. Step 4: Simplify right side
    31,206,796.65x = 894,709,538,141,143.75
  5. Step 5: Solve for x
    x = 894,709,538,141,143.75/31,206,796.65
  6. Step 6: Final answer
    x = 28,670,342.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.