Home / 19,423,212.13-26,804,028.70-10,721,382.47

Finding the Fourth Proportional to 19,423,212.13, 26,804,028.70 and 10,721,382.47

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Solution

The fourth proportional to 19,423,212.13, 26,804,028.70 and 10,721,382.47 is: 14,795,505.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,423,212.13 : 26,804,028.70 = 10,721,382.47 : x
  2. Step 2: Convert to fraction form
    19,423,212.13/26,804,028.70 = 10,721,382.47/x
  3. Step 3: Cross multiply
    19,423,212.13x = 26,804,028.70 × 10,721,382.47
  4. Step 4: Simplify right side
    19,423,212.13x = 287,376,243,375,950
  5. Step 5: Solve for x
    x = 287,376,243,375,950/19,423,212.13
  6. Step 6: Final answer
    x = 14,795,505.58

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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.