Finding the Fourth Proportional to 7,411,243.27, 10,219,394.06 and 4,828,133.83
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Solution
The fourth proportional to 7,411,243.27, 10,219,394.06 and 4,828,133.83 is: 6,657,533.75
Step by Step Solution
- Step 1: Write the proportion equation
7,411,243.27 : 10,219,394.06 = 4,828,133.83 : x - Step 2: Convert to fraction form
7,411,243.27/10,219,394.06 = 4,828,133.83/x - Step 3: Cross multiply
7,411,243.27x = 10,219,394.06 × 4,828,133.83 - Step 4: Simplify right side
7,411,243.27x = 49,340,602,132,090.09 - Step 5: Solve for x
x = 49,340,602,132,090.09/7,411,243.27 - Step 6: Final answer
x = 6,657,533.75
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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.