Home / 19,492,930.80-29,244,061.80-9,909,788.40

Finding the Fourth Proportional to 19,492,930.80, 29,244,061.80 and 9,909,788.40

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Solution

The fourth proportional to 19,492,930.80, 29,244,061.80 and 9,909,788.40 is: 14,867,054.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,492,930.80 : 29,244,061.80 = 9,909,788.40 : x
  2. Step 2: Convert to fraction form
    19,492,930.80/29,244,061.80 = 9,909,788.40/x
  3. Step 3: Cross multiply
    19,492,930.80x = 29,244,061.80 × 9,909,788.40
  4. Step 4: Simplify right side
    19,492,930.80x = 289,802,464,394,523.12
  5. Step 5: Solve for x
    x = 289,802,464,394,523.12/19,492,930.80
  6. Step 6: Final answer
    x = 14,867,054.49

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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.