Finding the Fourth Proportional to 52,986,291.84, 79,510,274.76 and 22,278,646.71
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Solution
The fourth proportional to 52,986,291.84, 79,510,274.76 and 22,278,646.71 is: 33,430,935.81
Step by Step Solution
- Step 1: Write the proportion equation
52,986,291.84 : 79,510,274.76 = 22,278,646.71 : x - Step 2: Convert to fraction form
52,986,291.84/79,510,274.76 = 22,278,646.71/x - Step 3: Cross multiply
52,986,291.84x = 79,510,274.76 × 22,278,646.71 - Step 4: Simplify right side
52,986,291.84x = 1,771,381,321,193,070.25 - Step 5: Solve for x
x = 1,771,381,321,193,070.25/52,986,291.84 - Step 6: Final answer
x = 33,430,935.81
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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.