Finding the Fourth Proportional to 39,033,449.63, 53,866,476.93 and 21,630,085.48
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Solution
The fourth proportional to 39,033,449.63, 53,866,476.93 and 21,630,085.48 is: 29,849,693.32
Step by Step Solution
- Step 1: Write the proportion equation
39,033,449.63 : 53,866,476.93 = 21,630,085.48 : x - Step 2: Convert to fraction form
39,033,449.63/53,866,476.93 = 21,630,085.48/x - Step 3: Cross multiply
39,033,449.63x = 53,866,476.93 × 21,630,085.48 - Step 4: Simplify right side
39,033,449.63x = 1,165,136,500,502,348 - Step 5: Solve for x
x = 1,165,136,500,502,348/39,033,449.63 - Step 6: Final answer
x = 29,849,693.32
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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.