Finding the Fourth Proportional to 16,456,776.38, 24,667,315.95 and 8,239,601.35
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Solution
The fourth proportional to 16,456,776.38, 24,667,315.95 and 8,239,601.35 is: 12,350,465.55
Step by Step Solution
- Step 1: Write the proportion equation
16,456,776.38 : 24,667,315.95 = 8,239,601.35 : x - Step 2: Convert to fraction form
16,456,776.38/24,667,315.95 = 8,239,601.35/x - Step 3: Cross multiply
16,456,776.38x = 24,667,315.95 × 8,239,601.35 - Step 4: Simplify right side
16,456,776.38x = 203,248,849,679,159.94 - Step 5: Solve for x
x = 203,248,849,679,159.94/16,456,776.38 - Step 6: Final answer
x = 12,350,465.55
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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.