Finding the Fourth Proportional to 60,809,781.81, 83,916,461.79 and 32,932,266.09
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Solution
The fourth proportional to 60,809,781.81, 83,916,461.79 and 32,932,266.09 is: 45,445,965.55
Step by Step Solution
- Step 1: Write the proportion equation
60,809,781.81 : 83,916,461.79 = 32,932,266.09 : x - Step 2: Convert to fraction form
60,809,781.81/83,916,461.79 = 32,932,266.09/x - Step 3: Cross multiply
60,809,781.81x = 83,916,461.79 × 32,932,266.09 - Step 4: Simplify right side
60,809,781.81x = 2,763,559,248,999,598 - Step 5: Solve for x
x = 2,763,559,248,999,598/60,809,781.81 - Step 6: Final answer
x = 45,445,965.55
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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.