Finding the Fourth Proportional to 63,102,216, 87,081,064.56 and 34,128,840
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Solution
The fourth proportional to 63,102,216, 87,081,064.56 and 34,128,840 is: 47,097,802.70
Step by Step Solution
- Step 1: Write the proportion equation
63,102,216 : 87,081,064.56 = 34,128,840 : x - Step 2: Convert to fraction form
63,102,216/87,081,064.56 = 34,128,840/x - Step 3: Cross multiply
63,102,216x = 87,081,064.56 × 34,128,840 - Step 4: Simplify right side
63,102,216x = 2,971,975,719,397,910.50 - Step 5: Solve for x
x = 2,971,975,719,397,910.50/63,102,216 - Step 6: Final answer
x = 47,097,802.70
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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.