Home / 30,239,055.45-45,345,971.44-9,484,146.27

Finding the Fourth Proportional to 30,239,055.45, 45,345,971.44 and 9,484,146.27

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Solution

The fourth proportional to 30,239,055.45, 45,345,971.44 and 9,484,146.27 is: 14,222,263.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,239,055.45 : 45,345,971.44 = 9,484,146.27 : x
  2. Step 2: Convert to fraction form
    30,239,055.45/45,345,971.44 = 9,484,146.27/x
  3. Step 3: Cross multiply
    30,239,055.45x = 45,345,971.44 × 9,484,146.27
  4. Step 4: Simplify right side
    30,239,055.45x = 430,067,825,700,394.62
  5. Step 5: Solve for x
    x = 430,067,825,700,394.62/30,239,055.45
  6. Step 6: Final answer
    x = 14,222,263.87

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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.