Home / 12,452,357.55-18,669,715.59-5,532,036.06

Finding the Fourth Proportional to 12,452,357.55, 18,669,715.59 and 5,532,036.06

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Solution

The fourth proportional to 12,452,357.55, 18,669,715.59 and 5,532,036.06 is: 8,294,135.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452,357.55 : 18,669,715.59 = 5,532,036.06 : x
  2. Step 2: Convert to fraction form
    12,452,357.55/18,669,715.59 = 5,532,036.06/x
  3. Step 3: Cross multiply
    12,452,357.55x = 18,669,715.59 × 5,532,036.06
  4. Step 4: Simplify right side
    12,452,357.55x = 103,281,539,873,824.17
  5. Step 5: Solve for x
    x = 103,281,539,873,824.17/12,452,357.55
  6. Step 6: Final answer
    x = 8,294,135.42

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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.