Home / 9,152,123.21-12,631,050.60-5,284,639.70

Finding the Fourth Proportional to 9,152,123.21, 12,631,050.60 and 5,284,639.70

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Solution

The fourth proportional to 9,152,123.21, 12,631,050.60 and 5,284,639.70 is: 7,293,449.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,152,123.21 : 12,631,050.60 = 5,284,639.70 : x
  2. Step 2: Convert to fraction form
    9,152,123.21/12,631,050.60 = 5,284,639.70/x
  3. Step 3: Cross multiply
    9,152,123.21x = 12,631,050.60 × 5,284,639.70
  4. Step 4: Simplify right side
    9,152,123.21x = 66,750,551,453,468.82
  5. Step 5: Solve for x
    x = 66,750,551,453,468.82/9,152,123.21
  6. Step 6: Final answer
    x = 7,293,449.83

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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.