Finding the Fourth Proportional to 18,635,552.64, 27,960,055.20 and 6,506,802.99
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Solution
The fourth proportional to 18,635,552.64, 27,960,055.20 and 6,506,802.99 is: 9,762,553.02
Step by Step Solution
- Step 1: Write the proportion equation
18,635,552.64 : 27,960,055.20 = 6,506,802.99 : x - Step 2: Convert to fraction form
18,635,552.64/27,960,055.20 = 6,506,802.99/x - Step 3: Cross multiply
18,635,552.64x = 27,960,055.20 × 6,506,802.99 - Step 4: Simplify right side
18,635,552.64x = 181,930,570,775,925.06 - Step 5: Solve for x
x = 181,930,570,775,925.06/18,635,552.64 - Step 6: Final answer
x = 9,762,553.02
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1.5x scale
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.