Home / 6,752,058.51-10,128,072.74-5,217,285.60

Finding the Fourth Proportional to 6,752,058.51, 10,128,072.74 and 5,217,285.60

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Solution

The fourth proportional to 6,752,058.51, 10,128,072.74 and 5,217,285.60 is: 7,825,916.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,752,058.51 : 10,128,072.74 = 5,217,285.60 : x
  2. Step 2: Convert to fraction form
    6,752,058.51/10,128,072.74 = 5,217,285.60/x
  3. Step 3: Cross multiply
    6,752,058.51x = 10,128,072.74 × 5,217,285.60
  4. Step 4: Simplify right side
    6,752,058.51x = 52,841,048,036,068.11
  5. Step 5: Solve for x
    x = 52,841,048,036,068.11/6,752,058.51
  6. Step 6: Final answer
    x = 7,825,916.78

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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.