Home / 7,437,205.05-10,263,362.72-4,129,505.39

Finding the Fourth Proportional to 7,437,205.05, 10,263,362.72 and 4,129,505.39

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Solution

The fourth proportional to 7,437,205.05, 10,263,362.72 and 4,129,505.39 is: 5,698,728.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,437,205.05 : 10,263,362.72 = 4,129,505.39 : x
  2. Step 2: Convert to fraction form
    7,437,205.05/10,263,362.72 = 4,129,505.39/x
  3. Step 3: Cross multiply
    7,437,205.05x = 10,263,362.72 × 4,129,505.39
  4. Step 4: Simplify right side
    7,437,205.05x = 42,382,611,599,800.72
  5. Step 5: Solve for x
    x = 42,382,611,599,800.72/7,437,205.05
  6. Step 6: Final answer
    x = 5,698,728.40

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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.