Finding the Fourth Proportional to 61,011,720.06, 84,175,689.08 and 34,546,457.63
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Solution
The fourth proportional to 61,011,720.06, 84,175,689.08 and 34,546,457.63 is: 47,662,512.59
Step by Step Solution
- Step 1: Write the proportion equation
61,011,720.06 : 84,175,689.08 = 34,546,457.63 : x - Step 2: Convert to fraction form
61,011,720.06/84,175,689.08 = 34,546,457.63/x - Step 3: Cross multiply
61,011,720.06x = 84,175,689.08 × 34,546,457.63 - Step 4: Simplify right side
61,011,720.06x = 2,907,971,875,684,663 - Step 5: Solve for x
x = 2,907,971,875,684,663/61,011,720.06 - Step 6: Final answer
x = 47,662,512.59
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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.