Home / 30,470,298.25-45,704,917.95-12,274,028.23

Finding the Fourth Proportional to 30,470,298.25, 45,704,917.95 and 12,274,028.23

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Solution

The fourth proportional to 30,470,298.25, 45,704,917.95 and 12,274,028.23 is: 18,410,829.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,470,298.25 : 45,704,917.95 = 12,274,028.23 : x
  2. Step 2: Convert to fraction form
    30,470,298.25/45,704,917.95 = 12,274,028.23/x
  3. Step 3: Cross multiply
    30,470,298.25x = 45,704,917.95 × 12,274,028.23
  4. Step 4: Simplify right side
    30,470,298.25x = 560,983,453,168,133.81
  5. Step 5: Solve for x
    x = 560,983,453,168,133.81/30,470,298.25
  6. Step 6: Final answer
    x = 18,410,829.08

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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.