Finding the Fourth Proportional to 62,019,130.19, 93,042,696.35 and 20,519,908.17
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Solution
The fourth proportional to 62,019,130.19, 93,042,696.35 and 20,519,908.17 is: 30,784,494.71
Step by Step Solution
- Step 1: Write the proportion equation
62,019,130.19 : 93,042,696.35 = 20,519,908.17 : x - Step 2: Convert to fraction form
62,019,130.19/93,042,696.35 = 20,519,908.17/x - Step 3: Cross multiply
62,019,130.19x = 93,042,696.35 × 20,519,908.17 - Step 4: Simplify right side
62,019,130.19x = 1,909,227,585,449,950.25 - Step 5: Solve for x
x = 1,909,227,585,449,950.25/62,019,130.19 - Step 6: Final answer
x = 30,784,494.71
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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.