Home / 28,896,321.45-43,345,395.86-10,705,069.29

Finding the Fourth Proportional to 28,896,321.45, 43,345,395.86 and 10,705,069.29

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Solution

The fourth proportional to 28,896,321.45, 43,345,395.86 and 10,705,069.29 is: 16,057,942.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,896,321.45 : 43,345,395.86 = 10,705,069.29 : x
  2. Step 2: Convert to fraction form
    28,896,321.45/43,345,395.86 = 10,705,069.29/x
  3. Step 3: Cross multiply
    28,896,321.45x = 43,345,395.86 × 10,705,069.29
  4. Step 4: Simplify right side
    28,896,321.45x = 464,015,466,030,253.75
  5. Step 5: Solve for x
    x = 464,015,466,030,253.75/28,896,321.45
  6. Step 6: Final answer
    x = 16,057,942.42

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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.