Finding the Fourth Proportional to 51,058,913.44, 76,475,773.68 and 42,204,641.44
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Solution
The fourth proportional to 51,058,913.44, 76,475,773.68 and 42,204,641.44 is: 63,213,891.36
Step by Step Solution
- Step 1: Write the proportion equation
51,058,913.44 : 76,475,773.68 = 42,204,641.44 : x - Step 2: Convert to fraction form
51,058,913.44/76,475,773.68 = 42,204,641.44/x - Step 3: Cross multiply
51,058,913.44x = 76,475,773.68 × 42,204,641.44 - Step 4: Simplify right side
51,058,913.44x = 3,227,632,607,010,989.50 - Step 5: Solve for x
x = 3,227,632,607,010,989.50/51,058,913.44 - Step 6: Final answer
x = 63,213,891.36
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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.