Finding the Fourth Proportional to 19,168,329.18, 26,452,188.93 and 10,466,439.99
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Solution
The fourth proportional to 19,168,329.18, 26,452,188.93 and 10,466,439.99 is: 14,443,629.67
Step by Step Solution
- Step 1: Write the proportion equation
19,168,329.18 : 26,452,188.93 = 10,466,439.99 : x - Step 2: Convert to fraction form
19,168,329.18/26,452,188.93 = 10,466,439.99/x - Step 3: Cross multiply
19,168,329.18x = 26,452,188.93 × 10,466,439.99 - Step 4: Simplify right side
19,168,329.18x = 276,860,248,039,987.31 - Step 5: Solve for x
x = 276,860,248,039,987.31/19,168,329.18 - Step 6: Final answer
x = 14,443,629.67
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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.