Finding the Fourth Proportional to 38,841,497.19, 58,243,656.29 and 18,354,118.59
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Solution
The fourth proportional to 38,841,497.19, 58,243,656.29 and 18,354,118.59 is: 27,522,393.62
Step by Step Solution
- Step 1: Write the proportion equation
38,841,497.19 : 58,243,656.29 = 18,354,118.59 : x - Step 2: Convert to fraction form
38,841,497.19/58,243,656.29 = 18,354,118.59/x - Step 3: Cross multiply
38,841,497.19x = 58,243,656.29 × 18,354,118.59 - Step 4: Simplify right side
38,841,497.19x = 1,069,010,974,570,088.75 - Step 5: Solve for x
x = 1,069,010,974,570,088.75/38,841,497.19 - Step 6: Final answer
x = 27,522,393.62
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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.