Finding the Fourth Proportional to 7,817,664.08, 11,739,810.36 and 5,089,854.80
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Solution
The fourth proportional to 7,817,664.08, 11,739,810.36 and 5,089,854.80 is: 7,643,450.72
Step by Step Solution
- Step 1: Write the proportion equation
7,817,664.08 : 11,739,810.36 = 5,089,854.80 : x - Step 2: Convert to fraction form
7,817,664.08/11,739,810.36 = 5,089,854.80/x - Step 3: Cross multiply
7,817,664.08x = 11,739,810.36 × 5,089,854.80 - Step 4: Simplify right side
7,817,664.08x = 59,753,930,111,935.73 - Step 5: Solve for x
x = 59,753,930,111,935.73/7,817,664.08 - Step 6: Final answer
x = 7,643,450.72
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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.