Home / 9,630,600.68-13,290,144.18-5,279,607.92

Finding the Fourth Proportional to 9,630,600.68, 13,290,144.18 and 5,279,607.92

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Solution

The fourth proportional to 9,630,600.68, 13,290,144.18 and 5,279,607.92 is: 7,285,812.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,630,600.68 : 13,290,144.18 = 5,279,607.92 : x
  2. Step 2: Convert to fraction form
    9,630,600.68/13,290,144.18 = 5,279,607.92/x
  3. Step 3: Cross multiply
    9,630,600.68x = 13,290,144.18 × 5,279,607.92
  4. Step 4: Simplify right side
    9,630,600.68x = 70,166,750,470,669.91
  5. Step 5: Solve for x
    x = 70,166,750,470,669.91/9,630,600.68
  6. Step 6: Final answer
    x = 7,285,812.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.