Finding the Fourth Proportional to 14,213,248,474.82, 19,614,895,803.99 and 7,869,616,868.26
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Solution
The fourth proportional to 14,213,248,474.82, 19,614,895,803.99 and 7,869,616,868.26 is: 10,860,410,634.61
Step by Step Solution
- Step 1: Write the proportion equation
14,213,248,474.82 : 19,614,895,803.99 = 7,869,616,868.26 : x - Step 2: Convert to fraction form
14,213,248,474.82/19,614,895,803.99 = 7,869,616,868.26/x - Step 3: Cross multiply
14,213,248,474.82x = 19,614,895,803.99 × 7,869,616,868.26 - Step 4: Simplify right side
14,213,248,474.82x = 154,361,714,888,265,564,160 - Step 5: Solve for x
x = 154,361,714,888,265,564,160/14,213,248,474.82 - Step 6: Final answer
x = 10,860,410,634.61
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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.