Finding the Fourth Proportional to 51,926,420.16, 77,887,464.62 and 13,587,085.44
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Solution
The fourth proportional to 51,926,420.16, 77,887,464.62 and 13,587,085.44 is: 20,380,061.50
Step by Step Solution
- Step 1: Write the proportion equation
51,926,420.16 : 77,887,464.62 = 13,587,085.44 : x - Step 2: Convert to fraction form
51,926,420.16/77,887,464.62 = 13,587,085.44/x - Step 3: Cross multiply
51,926,420.16x = 77,887,464.62 × 13,587,085.44 - Step 4: Simplify right side
51,926,420.16x = 1,058,263,636,428,981.62 - Step 5: Solve for x
x = 1,058,263,636,428,981.62/51,926,420.16 - Step 6: Final answer
x = 20,380,061.50
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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.