Finding the Fourth Proportional to 67,543,648.97, 93,210,315.26 and 36,603,818.24
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Solution
The fourth proportional to 67,543,648.97, 93,210,315.26 and 36,603,818.24 is: 50,513,312.35
Step by Step Solution
- Step 1: Write the proportion equation
67,543,648.97 : 93,210,315.26 = 36,603,818.24 : x - Step 2: Convert to fraction form
67,543,648.97/93,210,315.26 = 36,603,818.24/x - Step 3: Cross multiply
67,543,648.97x = 93,210,315.26 × 36,603,818.24 - Step 4: Simplify right side
67,543,648.97x = 3,411,853,437,221,067.50 - Step 5: Solve for x
x = 3,411,853,437,221,067.50/67,543,648.97 - Step 6: Final answer
x = 50,513,312.35
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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.