Finding the Fourth Proportional to 55,795,021.71, 83,690,985.46 and 14,854,812.09
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Solution
The fourth proportional to 55,795,021.71, 83,690,985.46 and 14,854,812.09 is: 22,281,806.24
Step by Step Solution
- Step 1: Write the proportion equation
55,795,021.71 : 83,690,985.46 = 14,854,812.09 : x - Step 2: Convert to fraction form
55,795,021.71/83,690,985.46 = 14,854,812.09/x - Step 3: Cross multiply
55,795,021.71x = 83,690,985.46 × 14,854,812.09 - Step 4: Simplify right side
55,795,021.71x = 1,243,213,862,635,222 - Step 5: Solve for x
x = 1,243,213,862,635,222/55,795,021.71 - Step 6: Final answer
x = 22,281,806.24
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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.