Finding the Fourth Proportional to 26,886,415.68, 37,092,690.64 and 16,555,222.08
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Solution
The fourth proportional to 26,886,415.68, 37,092,690.64 and 16,555,222.08 is: 22,839,702.34
Step by Step Solution
- Step 1: Write the proportion equation
26,886,415.68 : 37,092,690.64 = 16,555,222.08 : x - Step 2: Convert to fraction form
26,886,415.68/37,092,690.64 = 16,555,222.08/x - Step 3: Cross multiply
26,886,415.68x = 37,092,690.64 × 16,555,222.08 - Step 4: Simplify right side
26,886,415.68x = 614,077,731,089,937.38 - Step 5: Solve for x
x = 614,077,731,089,937.38/26,886,415.68 - Step 6: Final answer
x = 22,839,702.34
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1.5x scale
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.