Finding the Fourth Proportional to 36,036,630.24, 49,730,303.25 and 19,516,374.87
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Solution
The fourth proportional to 36,036,630.24, 49,730,303.25 and 19,516,374.87 is: 26,932,463.83
Step by Step Solution
- Step 1: Write the proportion equation
36,036,630.24 : 49,730,303.25 = 19,516,374.87 : x - Step 2: Convert to fraction form
36,036,630.24/49,730,303.25 = 19,516,374.87/x - Step 3: Cross multiply
36,036,630.24x = 49,730,303.25 × 19,516,374.87 - Step 4: Simplify right side
36,036,630.24x = 970,555,240,625,779.38 - Step 5: Solve for x
x = 970,555,240,625,779.38/36,036,630.24 - Step 6: Final answer
x = 26,932,463.83
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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.