Finding the Fourth Proportional to 26,584,811.68, 39,877,533.97 and 7,414,402.36
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Solution
The fourth proportional to 26,584,811.68, 39,877,533.97 and 7,414,402.36 is: 11,121,691.80
Step by Step Solution
- Step 1: Write the proportion equation
26,584,811.68 : 39,877,533.97 = 7,414,402.36 : x - Step 2: Convert to fraction form
26,584,811.68/39,877,533.97 = 7,414,402.36/x - Step 3: Cross multiply
26,584,811.68x = 39,877,533.97 × 7,414,402.36 - Step 4: Simplify right side
26,584,811.68x = 295,668,081,978,148.19 - Step 5: Solve for x
x = 295,668,081,978,148.19/26,584,811.68 - Step 6: Final answer
x = 11,121,691.80
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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.