Finding the Fourth Proportional to 7,468,335.84, 10,308,588.21 and 4,371,583.53
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Solution
The fourth proportional to 7,468,335.84, 10,308,588.21 and 4,371,583.53 is: 6,034,122.65
Step by Step Solution
- Step 1: Write the proportion equation
7,468,335.84 : 10,308,588.21 = 4,371,583.53 : x - Step 2: Convert to fraction form
7,468,335.84/10,308,588.21 = 4,371,583.53/x - Step 3: Cross multiply
7,468,335.84x = 10,308,588.21 × 4,371,583.53 - Step 4: Simplify right side
7,468,335.84x = 45,064,854,436,388.19 - Step 5: Solve for x
x = 45,064,854,436,388.19/7,468,335.84 - Step 6: Final answer
x = 6,034,122.65
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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.