Home / 16,788,822.40-25,183,233.60-13,135,657.60

Finding the Fourth Proportional to 16,788,822.40, 25,183,233.60 and 13,135,657.60

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Solution

The fourth proportional to 16,788,822.40, 25,183,233.60 and 13,135,657.60 is: 19,703,486.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,788,822.40 : 25,183,233.60 = 13,135,657.60 : x
  2. Step 2: Convert to fraction form
    16,788,822.40/25,183,233.60 = 13,135,657.60/x
  3. Step 3: Cross multiply
    16,788,822.40x = 25,183,233.60 × 13,135,657.60
  4. Step 4: Simplify right side
    16,788,822.40x = 330,798,333,830,415.38
  5. Step 5: Solve for x
    x = 330,798,333,830,415.38/16,788,822.40
  6. Step 6: Final answer
    x = 19,703,486.40

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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.