Finding the Fourth Proportional to 26,611,749.58, 39,924,366.45 and 8,168,629.63
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Solution
The fourth proportional to 26,611,749.58, 39,924,366.45 and 8,168,629.63 is: 12,255,013.97
Step by Step Solution
- Step 1: Write the proportion equation
26,611,749.58 : 39,924,366.45 = 8,168,629.63 : x - Step 2: Convert to fraction form
26,611,749.58/39,924,366.45 = 8,168,629.63/x - Step 3: Cross multiply
26,611,749.58x = 39,924,366.45 × 8,168,629.63 - Step 4: Simplify right side
26,611,749.58x = 326,127,362,742,447.94 - Step 5: Solve for x
x = 326,127,362,742,447.94/26,611,749.58 - Step 6: Final answer
x = 12,255,013.97
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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.