Home / 12,774,902.88-19,064,591.07-11,411,756.22

Finding the Fourth Proportional to 12,774,902.88, 19,064,591.07 and 11,411,756.22

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Solution

The fourth proportional to 12,774,902.88, 19,064,591.07 and 11,411,756.22 is: 17,030,302.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,774,902.88 : 19,064,591.07 = 11,411,756.22 : x
  2. Step 2: Convert to fraction form
    12,774,902.88/19,064,591.07 = 11,411,756.22/x
  3. Step 3: Cross multiply
    12,774,902.88x = 19,064,591.07 × 11,411,756.22
  4. Step 4: Simplify right side
    12,774,902.88x = 217,560,465,724,828.97
  5. Step 5: Solve for x
    x = 217,560,465,724,828.97/12,774,902.88
  6. Step 6: Final answer
    x = 17,030,302.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.