Home / 10,787,772.80-16,190,844.60-4,402,607.60

Finding the Fourth Proportional to 10,787,772.80, 16,190,844.60 and 4,402,607.60

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Solution

The fourth proportional to 10,787,772.80, 16,190,844.60 and 4,402,607.60 is: 6,607,660.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,787,772.80 : 16,190,844.60 = 4,402,607.60 : x
  2. Step 2: Convert to fraction form
    10,787,772.80/16,190,844.60 = 4,402,607.60/x
  3. Step 3: Cross multiply
    10,787,772.80x = 16,190,844.60 × 4,402,607.60
  4. Step 4: Simplify right side
    10,787,772.80x = 71,281,935,486,378.95
  5. Step 5: Solve for x
    x = 71,281,935,486,378.95/10,787,772.80
  6. Step 6: Final answer
    x = 6,607,660.06

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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.