Finding the Fourth Proportional to 8,298,053.67, 11,451,031.07 and 4,577,032.18
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Solution
The fourth proportional to 8,298,053.67, 11,451,031.07 and 4,577,032.18 is: 6,316,148.31
Step by Step Solution
- Step 1: Write the proportion equation
8,298,053.67 : 11,451,031.07 = 4,577,032.18 : x - Step 2: Convert to fraction form
8,298,053.67/11,451,031.07 = 4,577,032.18/x - Step 3: Cross multiply
8,298,053.67x = 11,451,031.07 × 4,577,032.18 - Step 4: Simplify right side
8,298,053.67x = 52,411,737,701,569.83 - Step 5: Solve for x
x = 52,411,737,701,569.83/8,298,053.67 - Step 6: Final answer
x = 6,316,148.31
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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.