Finding the Fourth Proportional to 14,439,670.24, 19,927,297.20 and 8,245,726.24
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Solution
The fourth proportional to 14,439,670.24, 19,927,297.20 and 8,245,726.24 is: 11,379,417.58
Step by Step Solution
- Step 1: Write the proportion equation
14,439,670.24 : 19,927,297.20 = 8,245,726.24 : x - Step 2: Convert to fraction form
14,439,670.24/19,927,297.20 = 8,245,726.24/x - Step 3: Cross multiply
14,439,670.24x = 19,927,297.20 × 8,245,726.24 - Step 4: Simplify right side
14,439,670.24x = 164,315,037,414,318.53 - Step 5: Solve for x
x = 164,315,037,414,318.53/14,439,670.24 - Step 6: Final answer
x = 11,379,417.58
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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.