Finding the Fourth Proportional to 84,746,220.40, 127,120,511.62 and 24,161,946.40
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Solution
The fourth proportional to 84,746,220.40, 127,120,511.62 and 24,161,946.40 is: 36,243,256.32
Step by Step Solution
- Step 1: Write the proportion equation
84,746,220.40 : 127,120,511.62 = 24,161,946.40 : x - Step 2: Convert to fraction form
84,746,220.40/127,120,511.62 = 24,161,946.40/x - Step 3: Cross multiply
84,746,220.40x = 127,120,511.62 × 24,161,946.40 - Step 4: Simplify right side
84,746,220.40x = 3,071,478,988,103,017 - Step 5: Solve for x
x = 3,071,478,988,103,017/84,746,220.40 - Step 6: Final answer
x = 36,243,256.32
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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.