Finding the Fourth Proportional to 53,655,554.70, 80,483,332.05 and 19,565,570.70
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Solution
The fourth proportional to 53,655,554.70, 80,483,332.05 and 19,565,570.70 is: 29,348,356.05
Step by Step Solution
- Step 1: Write the proportion equation
53,655,554.70 : 80,483,332.05 = 19,565,570.70 : x - Step 2: Convert to fraction form
53,655,554.70/80,483,332.05 = 19,565,570.70/x - Step 3: Cross multiply
53,655,554.70x = 80,483,332.05 × 19,565,570.70 - Step 4: Simplify right side
53,655,554.70x = 1,574,702,323,395,850.75 - Step 5: Solve for x
x = 1,574,702,323,395,850.75/53,655,554.70 - Step 6: Final answer
x = 29,348,356.05
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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.