Home / 30,206,025.88-45,331,603.52-20,467,547.92

Finding the Fourth Proportional to 30,206,025.88, 45,331,603.52 and 20,467,547.92

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Solution

The fourth proportional to 30,206,025.88, 45,331,603.52 and 20,467,547.92 is: 30,716,611.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,206,025.88 : 45,331,603.52 = 20,467,547.92 : x
  2. Step 2: Convert to fraction form
    30,206,025.88/45,331,603.52 = 20,467,547.92/x
  3. Step 3: Cross multiply
    30,206,025.88x = 45,331,603.52 × 20,467,547.92
  4. Step 4: Simplify right side
    30,206,025.88x = 927,826,767,336,040.88
  5. Step 5: Solve for x
    x = 927,826,767,336,040.88/30,206,025.88
  6. Step 6: Final answer
    x = 30,716,611.68

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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.