Home / 11,856,441.51-16,355,577.93-7,211,647.17

Finding the Fourth Proportional to 11,856,441.51, 16,355,577.93 and 7,211,647.17

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Solution

The fourth proportional to 11,856,441.51, 16,355,577.93 and 7,211,647.17 is: 9,948,234.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,856,441.51 : 16,355,577.93 = 7,211,647.17 : x
  2. Step 2: Convert to fraction form
    11,856,441.51/16,355,577.93 = 7,211,647.17/x
  3. Step 3: Cross multiply
    11,856,441.51x = 16,355,577.93 × 7,211,647.17
  4. Step 4: Simplify right side
    11,856,441.51x = 117,950,657,292,598.95
  5. Step 5: Solve for x
    x = 117,950,657,292,598.95/11,856,441.51
  6. Step 6: Final answer
    x = 9,948,234.23

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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.