Home / 7,338,800.60-11,008,200.90-6,807,359.60

Finding the Fourth Proportional to 7,338,800.60, 11,008,200.90 and 6,807,359.60

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Solution

The fourth proportional to 7,338,800.60, 11,008,200.90 and 6,807,359.60 is: 10,211,039.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338,800.60 : 11,008,200.90 = 6,807,359.60 : x
  2. Step 2: Convert to fraction form
    7,338,800.60/11,008,200.90 = 6,807,359.60/x
  3. Step 3: Cross multiply
    7,338,800.60x = 11,008,200.90 × 6,807,359.60
  4. Step 4: Simplify right side
    7,338,800.60x = 74,936,782,075,343.64
  5. Step 5: Solve for x
    x = 74,936,782,075,343.64/7,338,800.60
  6. Step 6: Final answer
    x = 10,211,039.40

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Similar ratio
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1.5x scale

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.