Finding the Fourth Proportional to 10,669,747.70, 14,724,250.73 and 5,774,968.93
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Solution
The fourth proportional to 10,669,747.70, 14,724,250.73 and 5,774,968.93 is: 7,969,456.53
Step by Step Solution
- Step 1: Write the proportion equation
10,669,747.70 : 14,724,250.73 = 5,774,968.93 : x - Step 2: Convert to fraction form
10,669,747.70/14,724,250.73 = 5,774,968.93/x - Step 3: Cross multiply
10,669,747.70x = 14,724,250.73 × 5,774,968.93 - Step 4: Simplify right side
10,669,747.70x = 85,032,090,483,279.81 - Step 5: Solve for x
x = 85,032,090,483,279.81/10,669,747.70 - Step 6: Final answer
x = 7,969,456.53
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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.