Home / 10,678,181.05-16,019,016.86-3,487,627.45

Finding the Fourth Proportional to 10,678,181.05, 16,019,016.86 and 3,487,627.45

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Solution

The fourth proportional to 10,678,181.05, 16,019,016.86 and 3,487,627.45 is: 5,232,011.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,678,181.05 : 16,019,016.86 = 3,487,627.45 : x
  2. Step 2: Convert to fraction form
    10,678,181.05/16,019,016.86 = 3,487,627.45/x
  3. Step 3: Cross multiply
    10,678,181.05x = 16,019,016.86 × 3,487,627.45
  4. Step 4: Simplify right side
    10,678,181.05x = 55,868,362,905,510.67
  5. Step 5: Solve for x
    x = 55,868,362,905,510.67/10,678,181.05
  6. Step 6: Final answer
    x = 5,232,011.21

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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.