Finding the Fourth Proportional to 26,929,986.40, 37,163,676.72 and 14,707,203.04
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Solution
The fourth proportional to 26,929,986.40, 37,163,676.72 and 14,707,203.04 is: 20,296,101.57
Step by Step Solution
- Step 1: Write the proportion equation
26,929,986.40 : 37,163,676.72 = 14,707,203.04 : x - Step 2: Convert to fraction form
26,929,986.40/37,163,676.72 = 14,707,203.04/x - Step 3: Cross multiply
26,929,986.40x = 37,163,676.72 × 14,707,203.04 - Step 4: Simplify right side
26,929,986.40x = 546,573,739,233,961.19 - Step 5: Solve for x
x = 546,573,739,233,961.19/26,929,986.40 - Step 6: Final answer
x = 20,296,101.57
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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.