Finding the Fourth Proportional to 45,092,862.05, 67,638,109.76 and 14,389,314.99
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Solution
The fourth proportional to 45,092,862.05, 67,638,109.76 and 14,389,314.99 is: 21,583,594.88
Step by Step Solution
- Step 1: Write the proportion equation
45,092,862.05 : 67,638,109.76 = 14,389,314.99 : x - Step 2: Convert to fraction form
45,092,862.05/67,638,109.76 = 14,389,314.99/x - Step 3: Cross multiply
45,092,862.05x = 67,638,109.76 × 14,389,314.99 - Step 4: Simplify right side
45,092,862.05x = 973,266,066,592,886.62 - Step 5: Solve for x
x = 973,266,066,592,886.62/45,092,862.05 - Step 6: Final answer
x = 21,583,594.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.