Home / 13,304,509.60-19,956,764.40-11,869,618.90

Finding the Fourth Proportional to 13,304,509.60, 19,956,764.40 and 11,869,618.90

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Solution

The fourth proportional to 13,304,509.60, 19,956,764.40 and 11,869,618.90 is: 17,804,428.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304,509.60 : 19,956,764.40 = 11,869,618.90 : x
  2. Step 2: Convert to fraction form
    13,304,509.60/19,956,764.40 = 11,869,618.90/x
  3. Step 3: Cross multiply
    13,304,509.60x = 19,956,764.40 × 11,869,618.90
  4. Step 4: Simplify right side
    13,304,509.60x = 236,879,187,905,087.16
  5. Step 5: Solve for x
    x = 236,879,187,905,087.16/13,304,509.60
  6. Step 6: Final answer
    x = 17,804,428.35

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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.