Home / 12,456,498.15-18,684,747.23-7,333,669.35

Finding the Fourth Proportional to 12,456,498.15, 18,684,747.23 and 7,333,669.35

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Solution

The fourth proportional to 12,456,498.15, 18,684,747.23 and 7,333,669.35 is: 11,000,504.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,456,498.15 : 18,684,747.23 = 7,333,669.35 : x
  2. Step 2: Convert to fraction form
    12,456,498.15/18,684,747.23 = 7,333,669.35/x
  3. Step 3: Cross multiply
    12,456,498.15x = 18,684,747.23 × 7,333,669.35
  4. Step 4: Simplify right side
    12,456,498.15x = 137,027,758,036,480.06
  5. Step 5: Solve for x
    x = 137,027,758,036,480.06/12,456,498.15
  6. Step 6: Final answer
    x = 11,000,504.03

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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.