Finding the Fourth Proportional to 11,272,869,584.53, 15,556,596,377.21 and 6,260,617,008.09
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Solution
The fourth proportional to 11,272,869,584.53, 15,556,596,377.21 and 6,260,617,008.09 is: 8,639,671,659.18
Step by Step Solution
- Step 1: Write the proportion equation
11,272,869,584.53 : 15,556,596,377.21 = 6,260,617,008.09 : x - Step 2: Convert to fraction form
11,272,869,584.53/15,556,596,377.21 = 6,260,617,008.09/x - Step 3: Cross multiply
11,272,869,584.53x = 15,556,596,377.21 × 6,260,617,008.09 - Step 4: Simplify right side
11,272,869,584.53x = 97,393,891,867,152,203,776 - Step 5: Solve for x
x = 97,393,891,867,152,203,776/11,272,869,584.53 - Step 6: Final answer
x = 8,639,671,659.18
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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.