Finding the Fourth Proportional to 6,813,374.22, 9,402,465.75 and 3,715,905.06
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Solution
The fourth proportional to 6,813,374.22, 9,402,465.75 and 3,715,905.06 is: 5,127,954.07
Step by Step Solution
- Step 1: Write the proportion equation
6,813,374.22 : 9,402,465.75 = 3,715,905.06 : x - Step 2: Convert to fraction form
6,813,374.22/9,402,465.75 = 3,715,905.06/x - Step 3: Cross multiply
6,813,374.22x = 9,402,465.75 × 3,715,905.06 - Step 4: Simplify right side
6,813,374.22x = 34,938,670,056,901.70 - Step 5: Solve for x
x = 34,938,670,056,901.70/6,813,374.22 - Step 6: Final answer
x = 5,127,954.07
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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.