Home / 21,430,983.16-32,150,903.55-7,054,913.62

Finding the Fourth Proportional to 21,430,983.16, 32,150,903.55 and 7,054,913.62

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Solution

The fourth proportional to 21,430,983.16, 32,150,903.55 and 7,054,913.62 is: 10,583,828.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,430,983.16 : 32,150,903.55 = 7,054,913.62 : x
  2. Step 2: Convert to fraction form
    21,430,983.16/32,150,903.55 = 7,054,913.62/x
  3. Step 3: Cross multiply
    21,430,983.16x = 32,150,903.55 × 7,054,913.62
  4. Step 4: Simplify right side
    21,430,983.16x = 226,821,847,350,201.38
  5. Step 5: Solve for x
    x = 226,821,847,350,201.38/21,430,983.16
  6. Step 6: Final answer
    x = 10,583,828.36

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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.