Home / 14,482,625.40-21,699,054.90-7,649,076.60

Finding the Fourth Proportional to 14,482,625.40, 21,699,054.90 and 7,649,076.60

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Solution

The fourth proportional to 14,482,625.40, 21,699,054.90 and 7,649,076.60 is: 11,460,472.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,482,625.40 : 21,699,054.90 = 7,649,076.60 : x
  2. Step 2: Convert to fraction form
    14,482,625.40/21,699,054.90 = 7,649,076.60/x
  3. Step 3: Cross multiply
    14,482,625.40x = 21,699,054.90 × 7,649,076.60
  4. Step 4: Simplify right side
    14,482,625.40x = 165,977,733,077,705.31
  5. Step 5: Solve for x
    x = 165,977,733,077,705.31/14,482,625.40
  6. Step 6: Final answer
    x = 11,460,472.70

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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.