Home / 30,603,139.80-45,893,993.40-9,032,029.80

Finding the Fourth Proportional to 30,603,139.80, 45,893,993.40 and 9,032,029.80

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Solution

The fourth proportional to 30,603,139.80, 45,893,993.40 and 9,032,029.80 is: 13,544,881.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,603,139.80 : 45,893,993.40 = 9,032,029.80 : x
  2. Step 2: Convert to fraction form
    30,603,139.80/45,893,993.40 = 9,032,029.80/x
  3. Step 3: Cross multiply
    30,603,139.80x = 45,893,993.40 × 9,032,029.80
  4. Step 4: Simplify right side
    30,603,139.80x = 414,515,916,029,803.31
  5. Step 5: Solve for x
    x = 414,515,916,029,803.31/30,603,139.80
  6. Step 6: Final answer
    x = 13,544,881.95

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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.