Finding the Fourth Proportional to 16,166,448.07, 22,306,368.02 and 9,289,601.53
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Solution
The fourth proportional to 16,166,448.07, 22,306,368.02 and 9,289,601.53 is: 12,817,736.44
Step by Step Solution
- Step 1: Write the proportion equation
16,166,448.07 : 22,306,368.02 = 9,289,601.53 : x - Step 2: Convert to fraction form
16,166,448.07/22,306,368.02 = 9,289,601.53/x - Step 3: Cross multiply
16,166,448.07x = 22,306,368.02 × 9,289,601.53 - Step 4: Simplify right side
16,166,448.07x = 207,217,270,487,335.06 - Step 5: Solve for x
x = 207,217,270,487,335.06/16,166,448.07 - Step 6: Final answer
x = 12,817,736.44
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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.