Home / 16,378,875.12-24,571,906.96-5,020,178.16

Finding the Fourth Proportional to 16,378,875.12, 24,571,906.96 and 5,020,178.16

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Solution

The fourth proportional to 16,378,875.12, 24,571,906.96 and 5,020,178.16 is: 7,531,368.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,378,875.12 : 24,571,906.96 = 5,020,178.16 : x
  2. Step 2: Convert to fraction form
    16,378,875.12/24,571,906.96 = 5,020,178.16/x
  3. Step 3: Cross multiply
    16,378,875.12x = 24,571,906.96 × 5,020,178.16
  4. Step 4: Simplify right side
    16,378,875.12x = 123,355,350,670,144
  5. Step 5: Solve for x
    x = 123,355,350,670,144/16,378,875.12
  6. Step 6: Final answer
    x = 7,531,368.90

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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.