Finding the Fourth Proportional to 26,876,681.40, 40,414,554.90 and 22,497,238.20
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Solution
The fourth proportional to 26,876,681.40, 40,414,554.90 and 22,497,238.20 is: 33,829,171.65
Step by Step Solution
- Step 1: Write the proportion equation
26,876,681.40 : 40,414,554.90 = 22,497,238.20 : x - Step 2: Convert to fraction form
26,876,681.40/40,414,554.90 = 22,497,238.20/x - Step 3: Cross multiply
26,876,681.40x = 40,414,554.90 × 22,497,238.20 - Step 4: Simplify right side
26,876,681.40x = 909,215,868,332,277.12 - Step 5: Solve for x
x = 909,215,868,332,277.12/26,876,681.40 - Step 6: Final answer
x = 33,829,171.65
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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.