Finding the Fourth Proportional to 26,213,060.80, 39,319,557.36 and 7,043,818.08
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Solution
The fourth proportional to 26,213,060.80, 39,319,557.36 and 7,043,818.08 is: 10,565,718.03
Step by Step Solution
- Step 1: Write the proportion equation
26,213,060.80 : 39,319,557.36 = 7,043,818.08 : x - Step 2: Convert to fraction form
26,213,060.80/39,319,557.36 = 7,043,818.08/x - Step 3: Cross multiply
26,213,060.80x = 39,319,557.36 × 7,043,818.08 - Step 4: Simplify right side
26,213,060.80x = 276,959,809,029,965.06 - Step 5: Solve for x
x = 276,959,809,029,965.06/26,213,060.80 - Step 6: Final answer
x = 10,565,718.03
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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.