Finding the Fourth Proportional to 26,839,218.30, 40,258,827.45 and 6,644,460.30
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Solution
The fourth proportional to 26,839,218.30, 40,258,827.45 and 6,644,460.30 is: 9,966,690.45
Step by Step Solution
- Step 1: Write the proportion equation
26,839,218.30 : 40,258,827.45 = 6,644,460.30 : x - Step 2: Convert to fraction form
26,839,218.30/40,258,827.45 = 6,644,460.30/x - Step 3: Cross multiply
26,839,218.30x = 40,258,827.45 × 6,644,460.30 - Step 4: Simplify right side
26,839,218.30x = 267,498,180,716,075.25 - Step 5: Solve for x
x = 267,498,180,716,075.25/26,839,218.30 - Step 6: Final answer
x = 9,966,690.45
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.