Finding the Fourth Proportional to 81,079,857.23, 121,626,423.38 and 23,572,058.00
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Solution
The fourth proportional to 81,079,857.23, 121,626,423.38 and 23,572,058.00 is: 35,360,016.70
Step by Step Solution
- Step 1: Write the proportion equation
81,079,857.23 : 121,626,423.38 = 23,572,058.00 : x - Step 2: Convert to fraction form
81,079,857.23/121,626,423.38 = 23,572,058.00/x - Step 3: Cross multiply
81,079,857.23x = 121,626,423.38 × 23,572,058.00 - Step 4: Simplify right side
81,079,857.23x = 2,866,985,105,696,714 - Step 5: Solve for x
x = 2,866,985,105,696,714/81,079,857.23 - Step 6: Final answer
x = 35,360,016.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.