Finding the Fourth Proportional to 7,477,586.28, 10,319,097.27 and 4,725,496.74
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Solution
The fourth proportional to 7,477,586.28, 10,319,097.27 and 4,725,496.74 is: 6,521,203.32
Step by Step Solution
- Step 1: Write the proportion equation
7,477,586.28 : 10,319,097.27 = 4,725,496.74 : x - Step 2: Convert to fraction form
7,477,586.28/10,319,097.27 = 4,725,496.74/x - Step 3: Cross multiply
7,477,586.28x = 10,319,097.27 × 4,725,496.74 - Step 4: Simplify right side
7,477,586.28x = 48,762,860,509,127.90 - Step 5: Solve for x
x = 48,762,860,509,127.90/7,477,586.28 - Step 6: Final answer
x = 6,521,203.32
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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.