Home / 13,036,283.40-19,555,172.38-3,451,412.87

Finding the Fourth Proportional to 13,036,283.40, 19,555,172.38 and 3,451,412.87

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Solution

The fourth proportional to 13,036,283.40, 19,555,172.38 and 3,451,412.87 is: 5,177,317.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,036,283.40 : 19,555,172.38 = 3,451,412.87 : x
  2. Step 2: Convert to fraction form
    13,036,283.40/19,555,172.38 = 3,451,412.87/x
  3. Step 3: Cross multiply
    13,036,283.40x = 19,555,172.38 × 3,451,412.87
  4. Step 4: Simplify right side
    13,036,283.40x = 67,492,973,627,400.53
  5. Step 5: Solve for x
    x = 67,492,973,627,400.53/13,036,283.40
  6. Step 6: Final answer
    x = 5,177,317.15

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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.