Home / 12,672,001.30-19,008,001.95-3,216,385.30

Finding the Fourth Proportional to 12,672,001.30, 19,008,001.95 and 3,216,385.30

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Solution

The fourth proportional to 12,672,001.30, 19,008,001.95 and 3,216,385.30 is: 4,824,577.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,672,001.30 : 19,008,001.95 = 3,216,385.30 : x
  2. Step 2: Convert to fraction form
    12,672,001.30/19,008,001.95 = 3,216,385.30/x
  3. Step 3: Cross multiply
    12,672,001.30x = 19,008,001.95 × 3,216,385.30
  4. Step 4: Simplify right side
    12,672,001.30x = 61,137,058,054,351.33
  5. Step 5: Solve for x
    x = 61,137,058,054,351.33/12,672,001.30
  6. Step 6: Final answer
    x = 4,824,577.95

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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.