Home / 11,800,303.40-17,681,792.70-8,776,994.60

Finding the Fourth Proportional to 11,800,303.40, 17,681,792.70 and 8,776,994.60

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Solution

The fourth proportional to 11,800,303.40, 17,681,792.70 and 8,776,994.60 is: 13,151,610.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,800,303.40 : 17,681,792.70 = 8,776,994.60 : x
  2. Step 2: Convert to fraction form
    11,800,303.40/17,681,792.70 = 8,776,994.60/x
  3. Step 3: Cross multiply
    11,800,303.40x = 17,681,792.70 × 8,776,994.60
  4. Step 4: Simplify right side
    11,800,303.40x = 155,192,999,046,219.41
  5. Step 5: Solve for x
    x = 155,192,999,046,219.41/11,800,303.40
  6. Step 6: Final answer
    x = 13,151,610.92

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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.