Home / 5,433,477.33-8,150,495.07-1,390,000.05

Finding the Fourth Proportional to 5,433,477.33, 8,150,495.07 and 1,390,000.05

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Solution

The fourth proportional to 5,433,477.33, 8,150,495.07 and 1,390,000.05 is: 2,085,071.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433,477.33 : 8,150,495.07 = 1,390,000.05 : x
  2. Step 2: Convert to fraction form
    5,433,477.33/8,150,495.07 = 1,390,000.05/x
  3. Step 3: Cross multiply
    5,433,477.33x = 8,150,495.07 × 1,390,000.05
  4. Step 4: Simplify right side
    5,433,477.33x = 11,329,188,554,824.75
  5. Step 5: Solve for x
    x = 11,329,188,554,824.75/5,433,477.33
  6. Step 6: Final answer
    x = 2,085,071.47

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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.