Home / 8,968,690.80-13,453,036.20-4,420,605.60

Finding the Fourth Proportional to 8,968,690.80, 13,453,036.20 and 4,420,605.60

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Solution

The fourth proportional to 8,968,690.80, 13,453,036.20 and 4,420,605.60 is: 6,630,908.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,968,690.80 : 13,453,036.20 = 4,420,605.60 : x
  2. Step 2: Convert to fraction form
    8,968,690.80/13,453,036.20 = 4,420,605.60/x
  3. Step 3: Cross multiply
    8,968,690.80x = 13,453,036.20 × 4,420,605.60
  4. Step 4: Simplify right side
    8,968,690.80x = 59,470,567,162,722.71
  5. Step 5: Solve for x
    x = 59,470,567,162,722.71/8,968,690.80
  6. Step 6: Final answer
    x = 6,630,908.40

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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.