Finding the Fourth Proportional to 7,307,952.64, 10,084,133.28 and 4,210,927.36
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Solution
The fourth proportional to 7,307,952.64, 10,084,133.28 and 4,210,927.36 is: 5,810,594.95
Step by Step Solution
- Step 1: Write the proportion equation
7,307,952.64 : 10,084,133.28 = 4,210,927.36 : x - Step 2: Convert to fraction form
7,307,952.64/10,084,133.28 = 4,210,927.36/x - Step 3: Cross multiply
7,307,952.64x = 10,084,133.28 × 4,210,927.36 - Step 4: Simplify right side
7,307,952.64x = 42,463,552,730,638.54 - Step 5: Solve for x
x = 42,463,552,730,638.54/7,307,952.64 - Step 6: Final answer
x = 5,810,594.95
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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.