Home / 20,072,015.70-30,108,023.55-6,607,094.10

Finding the Fourth Proportional to 20,072,015.70, 30,108,023.55 and 6,607,094.10

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Solution

The fourth proportional to 20,072,015.70, 30,108,023.55 and 6,607,094.10 is: 9,910,641.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,072,015.70 : 30,108,023.55 = 6,607,094.10 : x
  2. Step 2: Convert to fraction form
    20,072,015.70/30,108,023.55 = 6,607,094.10/x
  3. Step 3: Cross multiply
    20,072,015.70x = 30,108,023.55 × 6,607,094.10
  4. Step 4: Simplify right side
    20,072,015.70x = 198,926,544,759,866.06
  5. Step 5: Solve for x
    x = 198,926,544,759,866.06/20,072,015.70
  6. Step 6: Final answer
    x = 9,910,641.15

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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.