Finding the Fourth Proportional to 51,130,389.36, 70,559,824.62 and 27,925,517.46
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Solution
The fourth proportional to 51,130,389.36, 70,559,824.62 and 27,925,517.46 is: 38,537,152.54
Step by Step Solution
- Step 1: Write the proportion equation
51,130,389.36 : 70,559,824.62 = 27,925,517.46 : x - Step 2: Convert to fraction form
51,130,389.36/70,559,824.62 = 27,925,517.46/x - Step 3: Cross multiply
51,130,389.36x = 70,559,824.62 × 27,925,517.46 - Step 4: Simplify right side
51,130,389.36x = 1,970,419,614,400,348 - Step 5: Solve for x
x = 1,970,419,614,400,348/51,130,389.36 - Step 6: Final answer
x = 38,537,152.54
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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.