Finding the Fourth Proportional to 68,084,802.24, 93,953,199.20 and 38,723,277.48
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Solution
The fourth proportional to 68,084,802.24, 93,953,199.20 and 38,723,277.48 is: 53,435,945.81
Step by Step Solution
- Step 1: Write the proportion equation
68,084,802.24 : 93,953,199.20 = 38,723,277.48 : x - Step 2: Convert to fraction form
68,084,802.24/93,953,199.20 = 38,723,277.48/x - Step 3: Cross multiply
68,084,802.24x = 93,953,199.20 × 38,723,277.48 - Step 4: Simplify right side
68,084,802.24x = 3,638,175,802,755,314 - Step 5: Solve for x
x = 3,638,175,802,755,314/68,084,802.24 - Step 6: Final answer
x = 53,435,945.81
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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.