Home / 8,066,994.80-12,100,492.20-5,211,647.60

Finding the Fourth Proportional to 8,066,994.80, 12,100,492.20 and 5,211,647.60

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Solution

The fourth proportional to 8,066,994.80, 12,100,492.20 and 5,211,647.60 is: 7,817,471.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,066,994.80 : 12,100,492.20 = 5,211,647.60 : x
  2. Step 2: Convert to fraction form
    8,066,994.80/12,100,492.20 = 5,211,647.60/x
  3. Step 3: Cross multiply
    8,066,994.80x = 12,100,492.20 × 5,211,647.60
  4. Step 4: Simplify right side
    8,066,994.80x = 63,063,501,132,948.71
  5. Step 5: Solve for x
    x = 63,063,501,132,948.71/8,066,994.80
  6. Step 6: Final answer
    x = 7,817,471.40

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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.