Home / 23,111,950.49-31,894,462.90-12,798,661.13

Finding the Fourth Proportional to 23,111,950.49, 31,894,462.90 and 12,798,661.13

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Solution

The fourth proportional to 23,111,950.49, 31,894,462.90 and 12,798,661.13 is: 17,662,136.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,111,950.49 : 31,894,462.90 = 12,798,661.13 : x
  2. Step 2: Convert to fraction form
    23,111,950.49/31,894,462.90 = 12,798,661.13/x
  3. Step 3: Cross multiply
    23,111,950.49x = 31,894,462.90 × 12,798,661.13
  4. Step 4: Simplify right side
    23,111,950.49x = 408,206,422,580,457.06
  5. Step 5: Solve for x
    x = 408,206,422,580,457.06/23,111,950.49
  6. Step 6: Final answer
    x = 17,662,136.42

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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.