Home / 30,340,103.10-45,516,059.55-8,775,408.30

Finding the Fourth Proportional to 30,340,103.10, 45,516,059.55 and 8,775,408.30

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Solution

The fourth proportional to 30,340,103.10, 45,516,059.55 and 8,775,408.30 is: 13,164,820.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,340,103.10 : 45,516,059.55 = 8,775,408.30 : x
  2. Step 2: Convert to fraction form
    30,340,103.10/45,516,059.55 = 8,775,408.30/x
  3. Step 3: Cross multiply
    30,340,103.10x = 45,516,059.55 × 8,775,408.30
  4. Step 4: Simplify right side
    30,340,103.10x = 399,422,006,758,364.25
  5. Step 5: Solve for x
    x = 399,422,006,758,364.25/30,340,103.10
  6. Step 6: Final answer
    x = 13,164,820.35

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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.