Finding the Fourth Proportional to 26,634,143.83, 39,950,742.49 and 8,437,866.07
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Solution
The fourth proportional to 26,634,143.83, 39,950,742.49 and 8,437,866.07 is: 12,656,649.17
Step by Step Solution
- Step 1: Write the proportion equation
26,634,143.83 : 39,950,742.49 = 8,437,866.07 : x - Step 2: Convert to fraction form
26,634,143.83/39,950,742.49 = 8,437,866.07/x - Step 3: Cross multiply
26,634,143.83x = 39,950,742.49 × 8,437,866.07 - Step 4: Simplify right side
26,634,143.83x = 337,099,014,527,678.38 - Step 5: Solve for x
x = 337,099,014,527,678.38/26,634,143.83 - Step 6: Final answer
x = 12,656,649.17
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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.