Finding the Fourth Proportional to 7,501,970.99, 10,352,654.99 and 4,064,203.82
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Solution
The fourth proportional to 7,501,970.99, 10,352,654.99 and 4,064,203.82 is: 5,608,566.07
Step by Step Solution
- Step 1: Write the proportion equation
7,501,970.99 : 10,352,654.99 = 4,064,203.82 : x - Step 2: Convert to fraction form
7,501,970.99/10,352,654.99 = 4,064,203.82/x - Step 3: Cross multiply
7,501,970.99x = 10,352,654.99 × 4,064,203.82 - Step 4: Simplify right side
7,501,970.99x = 42,075,299,915,897.30 - Step 5: Solve for x
x = 42,075,299,915,897.30/7,501,970.99 - Step 6: Final answer
x = 5,608,566.07
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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.