Home / 12,030,650.55-18,045,975.83-9,343,264.95

Finding the Fourth Proportional to 12,030,650.55, 18,045,975.83 and 9,343,264.95

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Solution

The fourth proportional to 12,030,650.55, 18,045,975.83 and 9,343,264.95 is: 14,014,897.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,030,650.55 : 18,045,975.83 = 9,343,264.95 : x
  2. Step 2: Convert to fraction form
    12,030,650.55/18,045,975.83 = 9,343,264.95/x
  3. Step 3: Cross multiply
    12,030,650.55x = 18,045,975.83 × 9,343,264.95
  4. Step 4: Simplify right side
    12,030,650.55x = 168,608,333,414,269.81
  5. Step 5: Solve for x
    x = 168,608,333,414,269.81/12,030,650.55
  6. Step 6: Final answer
    x = 14,014,897.43

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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.