Home / 13,549,524.73-18,697,860.35-7,669,032.73

Finding the Fourth Proportional to 13,549,524.73, 18,697,860.35 and 7,669,032.73

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Solution

The fourth proportional to 13,549,524.73, 18,697,860.35 and 7,669,032.73 is: 10,582,991.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,549,524.73 : 18,697,860.35 = 7,669,032.73 : x
  2. Step 2: Convert to fraction form
    13,549,524.73/18,697,860.35 = 7,669,032.73/x
  3. Step 3: Cross multiply
    13,549,524.73x = 18,697,860.35 × 7,669,032.73
  4. Step 4: Simplify right side
    13,549,524.73x = 143,394,502,966,774.09
  5. Step 5: Solve for x
    x = 143,394,502,966,774.09/13,549,524.73
  6. Step 6: Final answer
    x = 10,582,991.35

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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.