Home / 11,722,459.88-16,184,894.15-7,318,897.04

Finding the Fourth Proportional to 11,722,459.88, 16,184,894.15 and 7,318,897.04

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Solution

The fourth proportional to 11,722,459.88, 16,184,894.15 and 7,318,897.04 is: 10,105,009.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,722,459.88 : 16,184,894.15 = 7,318,897.04 : x
  2. Step 2: Convert to fraction form
    11,722,459.88/16,184,894.15 = 7,318,897.04/x
  3. Step 3: Cross multiply
    11,722,459.88x = 16,184,894.15 × 7,318,897.04
  4. Step 4: Simplify right side
    11,722,459.88x = 118,455,573,887,148.31
  5. Step 5: Solve for x
    x = 118,455,573,887,148.31/11,722,459.88
  6. Step 6: Final answer
    x = 10,105,009.96

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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.