Finding the Fourth Proportional to 48,988,798.56, 67,604,548.14 and 26,661,868.74
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Solution
The fourth proportional to 48,988,798.56, 67,604,548.14 and 26,661,868.74 is: 36,793,382.20
Step by Step Solution
- Step 1: Write the proportion equation
48,988,798.56 : 67,604,548.14 = 26,661,868.74 : x - Step 2: Convert to fraction form
48,988,798.56/67,604,548.14 = 26,661,868.74/x - Step 3: Cross multiply
48,988,798.56x = 67,604,548.14 × 26,661,868.74 - Step 4: Simplify right side
48,988,798.56x = 1,802,463,588,735,691 - Step 5: Solve for x
x = 1,802,463,588,735,691/48,988,798.56 - Step 6: Final answer
x = 36,793,382.20
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.