Home / 30,603,121.80-45,893,966.40-9,032,011.80

Finding the Fourth Proportional to 30,603,121.80, 45,893,966.40 and 9,032,011.80

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Solution

The fourth proportional to 30,603,121.80, 45,893,966.40 and 9,032,011.80 is: 13,544,854.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,603,121.80 : 45,893,966.40 = 9,032,011.80 : x
  2. Step 2: Convert to fraction form
    30,603,121.80/45,893,966.40 = 9,032,011.80/x
  3. Step 3: Cross multiply
    30,603,121.80x = 45,893,966.40 × 9,032,011.80
  4. Step 4: Simplify right side
    30,603,121.80x = 414,514,846,073,603.56
  5. Step 5: Solve for x
    x = 414,514,846,073,603.56/30,603,121.80
  6. Step 6: Final answer
    x = 13,544,854.96

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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.