Home / 51,651,522.78-71,282,322.57-28,446,643.59

Finding the Fourth Proportional to 51,651,522.78, 71,282,322.57 and 28,446,643.59

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Solution

The fourth proportional to 51,651,522.78, 71,282,322.57 and 28,446,643.59 is: 39,258,142.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,651,522.78 : 71,282,322.57 = 28,446,643.59 : x
  2. Step 2: Convert to fraction form
    51,651,522.78/71,282,322.57 = 28,446,643.59/x
  3. Step 3: Cross multiply
    51,651,522.78x = 71,282,322.57 × 28,446,643.59
  4. Step 4: Simplify right side
    51,651,522.78x = 2,027,742,824,416,202.50
  5. Step 5: Solve for x
    x = 2,027,742,824,416,202.50/51,651,522.78
  6. Step 6: Final answer
    x = 39,258,142.17

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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.