Finding the Fourth Proportional to 10,296,247.74, 14,208,823.63 and 5,712,558.18
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Solution
The fourth proportional to 10,296,247.74, 14,208,823.63 and 5,712,558.18 is: 7,883,331.25
Step by Step Solution
- Step 1: Write the proportion equation
10,296,247.74 : 14,208,823.63 = 5,712,558.18 : x - Step 2: Convert to fraction form
10,296,247.74/14,208,823.63 = 5,712,558.18/x - Step 3: Cross multiply
10,296,247.74x = 14,208,823.63 × 5,712,558.18 - Step 4: Simplify right side
10,296,247.74x = 81,168,731,577,458.25 - Step 5: Solve for x
x = 81,168,731,577,458.25/10,296,247.74 - Step 6: Final answer
x = 7,883,331.25
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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.