Home / 13,304,429.20-19,956,643.80-3,719,792.35

Finding the Fourth Proportional to 13,304,429.20, 19,956,643.80 and 3,719,792.35

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Solution

The fourth proportional to 13,304,429.20, 19,956,643.80 and 3,719,792.35 is: 5,579,688.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304,429.20 : 19,956,643.80 = 3,719,792.35 : x
  2. Step 2: Convert to fraction form
    13,304,429.20/19,956,643.80 = 3,719,792.35/x
  3. Step 3: Cross multiply
    13,304,429.20x = 19,956,643.80 × 3,719,792.35
  4. Step 4: Simplify right side
    13,304,429.20x = 74,234,570,938,914.94
  5. Step 5: Solve for x
    x = 74,234,570,938,914.94/13,304,429.20
  6. Step 6: Final answer
    x = 5,579,688.53

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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.