Home / 13,434,788.52-18,539,308.62-7,632,765

Finding the Fourth Proportional to 13,434,788.52, 18,539,308.62 and 7,632,765

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Solution

The fourth proportional to 13,434,788.52, 18,539,308.62 and 7,632,765 is: 10,532,818.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,434,788.52 : 18,539,308.62 = 7,632,765 : x
  2. Step 2: Convert to fraction form
    13,434,788.52/18,539,308.62 = 7,632,765/x
  3. Step 3: Cross multiply
    13,434,788.52x = 18,539,308.62 × 7,632,765
  4. Step 4: Simplify right side
    13,434,788.52x = 141,506,185,958,934.31
  5. Step 5: Solve for x
    x = 141,506,185,958,934.31/13,434,788.52
  6. Step 6: Final answer
    x = 10,532,818.27

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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.