Home / 20,042,937.40-30,064,143.66-4,897,000.12

Finding the Fourth Proportional to 20,042,937.40, 30,064,143.66 and 4,897,000.12

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Solution

The fourth proportional to 20,042,937.40, 30,064,143.66 and 4,897,000.12 is: 7,345,436.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,042,937.40 : 30,064,143.66 = 4,897,000.12 : x
  2. Step 2: Convert to fraction form
    20,042,937.40/30,064,143.66 = 4,897,000.12/x
  3. Step 3: Cross multiply
    20,042,937.40x = 30,064,143.66 × 4,897,000.12
  4. Step 4: Simplify right side
    20,042,937.40x = 147,224,115,110,717.25
  5. Step 5: Solve for x
    x = 147,224,115,110,717.25/20,042,937.40
  6. Step 6: Final answer
    x = 7,345,436.06

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.