Home / 20,864,465.00-31,274,608.79-7,018,242.38

Finding the Fourth Proportional to 20,864,465.00, 31,274,608.79 and 7,018,242.38

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Solution

The fourth proportional to 20,864,465.00, 31,274,608.79 and 7,018,242.38 is: 10,519,933.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,864,465.00 : 31,274,608.79 = 7,018,242.38 : x
  2. Step 2: Convert to fraction form
    20,864,465.00/31,274,608.79 = 7,018,242.38/x
  3. Step 3: Cross multiply
    20,864,465.00x = 31,274,608.79 × 7,018,242.38
  4. Step 4: Simplify right side
    20,864,465.00x = 219,492,784,636,434.25
  5. Step 5: Solve for x
    x = 219,492,784,636,434.25/20,864,465.00
  6. Step 6: Final answer
    x = 10,519,933.52

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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.