Home / 12,631,391.10-17,431,307.33-6,830,158.95

Finding the Fourth Proportional to 12,631,391.10, 17,431,307.33 and 6,830,158.95

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Solution

The fourth proportional to 12,631,391.10, 17,431,307.33 and 6,830,158.95 is: 9,425,612.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,631,391.10 : 17,431,307.33 = 6,830,158.95 : x
  2. Step 2: Convert to fraction form
    12,631,391.10/17,431,307.33 = 6,830,158.95/x
  3. Step 3: Cross multiply
    12,631,391.10x = 17,431,307.33 × 6,830,158.95
  4. Step 4: Simplify right side
    12,631,391.10x = 119,058,599,736,049.31
  5. Step 5: Solve for x
    x = 119,058,599,736,049.31/12,631,391.10
  6. Step 6: Final answer
    x = 9,425,612.65

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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.