Finding the Fourth Proportional to 58,938,035.49, 81,338,787.74 and 34,164,618.03
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Solution
The fourth proportional to 58,938,035.49, 81,338,787.74 and 34,164,618.03 is: 47,149,664.74
Step by Step Solution
- Step 1: Write the proportion equation
58,938,035.49 : 81,338,787.74 = 34,164,618.03 : x - Step 2: Convert to fraction form
58,938,035.49/81,338,787.74 = 34,164,618.03/x - Step 3: Cross multiply
58,938,035.49x = 81,338,787.74 × 34,164,618.03 - Step 4: Simplify right side
58,938,035.49x = 2,778,908,613,582,830 - Step 5: Solve for x
x = 2,778,908,613,582,830/58,938,035.49 - Step 6: Final answer
x = 47,149,664.74
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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.