Finding the Fourth Proportional to 59,071,131.08, 88,605,983.86 and 15,348,020.70
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Solution
The fourth proportional to 59,071,131.08, 88,605,983.86 and 15,348,020.70 is: 23,021,845.85
Step by Step Solution
- Step 1: Write the proportion equation
59,071,131.08 : 88,605,983.86 = 15,348,020.70 : x - Step 2: Convert to fraction form
59,071,131.08/88,605,983.86 = 15,348,020.70/x - Step 3: Cross multiply
59,071,131.08x = 88,605,983.86 × 15,348,020.70 - Step 4: Simplify right side
59,071,131.08x = 1,359,926,473,984,116 - Step 5: Solve for x
x = 1,359,926,473,984,116/59,071,131.08 - Step 6: Final answer
x = 23,021,845.85
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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.