Home / 19,753,788.84-29,778,741.96-18,436,996.16

Finding the Fourth Proportional to 19,753,788.84, 29,778,741.96 and 18,436,996.16

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Solution

The fourth proportional to 19,753,788.84, 29,778,741.96 and 18,436,996.16 is: 27,793,683.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,753,788.84 : 29,778,741.96 = 18,436,996.16 : x
  2. Step 2: Convert to fraction form
    19,753,788.84/29,778,741.96 = 18,436,996.16/x
  3. Step 3: Cross multiply
    19,753,788.84x = 29,778,741.96 × 18,436,996.16
  4. Step 4: Simplify right side
    19,753,788.84x = 549,030,551,166,150.88
  5. Step 5: Solve for x
    x = 549,030,551,166,150.88/19,753,788.84
  6. Step 6: Final answer
    x = 27,793,683.31

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.