Home / 19,134,178.73-26,405,696.15-11,693,045.18

Finding the Fourth Proportional to 19,134,178.73, 26,405,696.15 and 11,693,045.18

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Solution

The fourth proportional to 19,134,178.73, 26,405,696.15 and 11,693,045.18 is: 16,136,725.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,134,178.73 : 26,405,696.15 = 11,693,045.18 : x
  2. Step 2: Convert to fraction form
    19,134,178.73/26,405,696.15 = 11,693,045.18/x
  3. Step 3: Cross multiply
    19,134,178.73x = 26,405,696.15 × 11,693,045.18
  4. Step 4: Simplify right side
    19,134,178.73x = 308,762,998,142,699.94
  5. Step 5: Solve for x
    x = 308,762,998,142,699.94/19,134,178.73
  6. Step 6: Final answer
    x = 16,136,725.94

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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.