Finding the Fourth Proportional to 53,148,294.06, 73,344,646.71 and 28,702,008.06
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Solution
The fourth proportional to 53,148,294.06, 73,344,646.71 and 28,702,008.06 is: 39,608,771.61
Step by Step Solution
- Step 1: Write the proportion equation
53,148,294.06 : 73,344,646.71 = 28,702,008.06 : x - Step 2: Convert to fraction form
53,148,294.06/73,344,646.71 = 28,702,008.06/x - Step 3: Cross multiply
53,148,294.06x = 73,344,646.71 × 28,702,008.06 - Step 4: Simplify right side
53,148,294.06x = 2,105,138,641,028,272.25 - Step 5: Solve for x
x = 2,105,138,641,028,272.25/53,148,294.06 - Step 6: Final answer
x = 39,608,771.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.