Home / 16,684,402.60-25,026,603.90-5,325,999.40

Finding the Fourth Proportional to 16,684,402.60, 25,026,603.90 and 5,325,999.40

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Solution

The fourth proportional to 16,684,402.60, 25,026,603.90 and 5,325,999.40 is: 7,988,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,684,402.60 : 25,026,603.90 = 5,325,999.40 : x
  2. Step 2: Convert to fraction form
    16,684,402.60/25,026,603.90 = 5,325,999.40/x
  3. Step 3: Cross multiply
    16,684,402.60x = 25,026,603.90 × 5,325,999.40
  4. Step 4: Simplify right side
    16,684,402.60x = 133,291,677,355,437.66
  5. Step 5: Solve for x
    x = 133,291,677,355,437.66/16,684,402.60
  6. Step 6: Final answer
    x = 7,988,999.10

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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.