Home / 6,390,453.71-9,590,441.34-4,688,993.70

Finding the Fourth Proportional to 6,390,453.71, 9,590,441.34 and 4,688,993.70

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Solution

The fourth proportional to 6,390,453.71, 9,590,441.34 and 4,688,993.70 is: 7,036,983.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390,453.71 : 9,590,441.34 = 4,688,993.70 : x
  2. Step 2: Convert to fraction form
    6,390,453.71/9,590,441.34 = 4,688,993.70/x
  3. Step 3: Cross multiply
    6,390,453.71x = 9,590,441.34 × 4,688,993.70
  4. Step 4: Simplify right side
    6,390,453.71x = 44,969,519,023,479.56
  5. Step 5: Solve for x
    x = 44,969,519,023,479.56/6,390,453.71
  6. Step 6: Final answer
    x = 7,036,983.77

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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.