Home / 5,306,666.78-7,321,072.74-3,345,899.78

Finding the Fourth Proportional to 5,306,666.78, 7,321,072.74 and 3,345,899.78

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Solution

The fourth proportional to 5,306,666.78, 7,321,072.74 and 3,345,899.78 is: 4,616,000.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306,666.78 : 7,321,072.74 = 3,345,899.78 : x
  2. Step 2: Convert to fraction form
    5,306,666.78/7,321,072.74 = 3,345,899.78/x
  3. Step 3: Cross multiply
    5,306,666.78x = 7,321,072.74 × 3,345,899.78
  4. Step 4: Simplify right side
    5,306,666.78x = 24,495,575,670,130.00
  5. Step 5: Solve for x
    x = 24,495,575,670,130.00/5,306,666.78
  6. Step 6: Final answer
    x = 4,616,000.34

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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.