Home / 28,995,942.48-43,510,873.91-10,812,699.60

Finding the Fourth Proportional to 28,995,942.48, 43,510,873.91 and 10,812,699.60

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Solution

The fourth proportional to 28,995,942.48, 43,510,873.91 and 10,812,699.60 is: 16,225,373.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,995,942.48 : 43,510,873.91 = 10,812,699.60 : x
  2. Step 2: Convert to fraction form
    28,995,942.48/43,510,873.91 = 10,812,699.60/x
  3. Step 3: Cross multiply
    28,995,942.48x = 43,510,873.91 × 10,812,699.60
  4. Step 4: Simplify right side
    28,995,942.48x = 470,470,008,868,243.94
  5. Step 5: Solve for x
    x = 470,470,008,868,243.94/28,995,942.48
  6. Step 6: Final answer
    x = 16,225,373.92

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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.