Finding the Fourth Proportional to 10,688,473.44, 14,762,351.56 and 7,033,705.97
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Solution
The fourth proportional to 10,688,473.44, 14,762,351.56 and 7,033,705.97 is: 9,714,580.93
Step by Step Solution
- Step 1: Write the proportion equation
10,688,473.44 : 14,762,351.56 = 7,033,705.97 : x - Step 2: Convert to fraction form
10,688,473.44/14,762,351.56 = 7,033,705.97/x - Step 3: Cross multiply
10,688,473.44x = 14,762,351.56 × 7,033,705.97 - Step 4: Simplify right side
10,688,473.44x = 103,834,040,298,810.81 - Step 5: Solve for x
x = 103,834,040,298,810.81/10,688,473.44 - Step 6: Final answer
x = 9,714,580.93
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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.