Finding the Fourth Proportional to 6,719,038.64, 9,272,266.80 and 3,663,252.08
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Solution
The fourth proportional to 6,719,038.64, 9,272,266.80 and 3,663,252.08 is: 5,055,284.31
Step by Step Solution
- Step 1: Write the proportion equation
6,719,038.64 : 9,272,266.80 = 3,663,252.08 : x - Step 2: Convert to fraction form
6,719,038.64/9,272,266.80 = 3,663,252.08/x - Step 3: Cross multiply
6,719,038.64x = 9,272,266.80 × 3,663,252.08 - Step 4: Simplify right side
6,719,038.64x = 33,966,650,641,414.95 - Step 5: Solve for x
x = 33,966,650,641,414.95/6,719,038.64 - Step 6: Final answer
x = 5,055,284.31
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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.