Finding the Fourth Proportional to 32,602,022.70, 48,903,034.05 and 21,122,897.10
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Solution
The fourth proportional to 32,602,022.70, 48,903,034.05 and 21,122,897.10 is: 31,684,345.65
Step by Step Solution
- Step 1: Write the proportion equation
32,602,022.70 : 48,903,034.05 = 21,122,897.10 : x - Step 2: Convert to fraction form
32,602,022.70/48,903,034.05 = 21,122,897.10/x - Step 3: Cross multiply
32,602,022.70x = 48,903,034.05 × 21,122,897.10 - Step 4: Simplify right side
32,602,022.70x = 1,032,973,756,115,946.25 - Step 5: Solve for x
x = 1,032,973,756,115,946.25/32,602,022.70 - Step 6: Final answer
x = 31,684,345.65
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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.