Home / 30,196,860.40-45,283,480.80-11,017,745.20

Finding the Fourth Proportional to 30,196,860.40, 45,283,480.80 and 11,017,745.20

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Solution

The fourth proportional to 30,196,860.40, 45,283,480.80 and 11,017,745.20 is: 16,522,308.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,196,860.40 : 45,283,480.80 = 11,017,745.20 : x
  2. Step 2: Convert to fraction form
    30,196,860.40/45,283,480.80 = 11,017,745.20/x
  3. Step 3: Cross multiply
    30,196,860.40x = 45,283,480.80 × 11,017,745.20
  4. Step 4: Simplify right side
    30,196,860.40x = 498,921,853,223,492.06
  5. Step 5: Solve for x
    x = 498,921,853,223,492.06/30,196,860.40
  6. Step 6: Final answer
    x = 16,522,308.83

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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.