Home / 7,477,074.39-10,318,427.01-4,213,263.63

Finding the Fourth Proportional to 7,477,074.39, 10,318,427.01 and 4,213,263.63

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Solution

The fourth proportional to 7,477,074.39, 10,318,427.01 and 4,213,263.63 is: 5,814,340.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,477,074.39 : 10,318,427.01 = 4,213,263.63 : x
  2. Step 2: Convert to fraction form
    7,477,074.39/10,318,427.01 = 4,213,263.63/x
  3. Step 3: Cross multiply
    7,477,074.39x = 10,318,427.01 × 4,213,263.63
  4. Step 4: Simplify right side
    7,477,074.39x = 43,474,253,240,042.64
  5. Step 5: Solve for x
    x = 43,474,253,240,042.64/7,477,074.39
  6. Step 6: Final answer
    x = 5,814,340.07

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Double scale
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1.5x scale

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.