Home / 12,295,089.95-18,443,520.66-4,722,055.70

Finding the Fourth Proportional to 12,295,089.95, 18,443,520.66 and 4,722,055.70

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Solution

The fourth proportional to 12,295,089.95, 18,443,520.66 and 4,722,055.70 is: 7,083,423.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295,089.95 : 18,443,520.66 = 4,722,055.70 : x
  2. Step 2: Convert to fraction form
    12,295,089.95/18,443,520.66 = 4,722,055.70/x
  3. Step 3: Cross multiply
    12,295,089.95x = 18,443,520.66 × 4,722,055.70
  4. Step 4: Simplify right side
    12,295,089.95x = 87,091,331,768,403.17
  5. Step 5: Solve for x
    x = 87,091,331,768,403.17/12,295,089.95
  6. Step 6: Final answer
    x = 7,083,423.72

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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.