Home / 8,905,785.04-13,348,048.74-4,863,290.50

Finding the Fourth Proportional to 8,905,785.04, 13,348,048.74 and 4,863,290.50

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Solution

The fourth proportional to 8,905,785.04, 13,348,048.74 and 4,863,290.50 is: 7,289,131.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,905,785.04 : 13,348,048.74 = 4,863,290.50 : x
  2. Step 2: Convert to fraction form
    8,905,785.04/13,348,048.74 = 4,863,290.50/x
  3. Step 3: Cross multiply
    8,905,785.04x = 13,348,048.74 × 4,863,290.50
  4. Step 4: Simplify right side
    8,905,785.04x = 64,915,438,630,778.97
  5. Step 5: Solve for x
    x = 64,915,438,630,778.97/8,905,785.04
  6. Step 6: Final answer
    x = 7,289,131.54

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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.