Finding the Fourth Proportional to 29,768,551.47, 44,587,725.17 and 21,106,395.51
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Solution
The fourth proportional to 29,768,551.47, 44,587,725.17 and 21,106,395.51 is: 31,613,434.84
Step by Step Solution
- Step 1: Write the proportion equation
29,768,551.47 : 44,587,725.17 = 21,106,395.51 : x - Step 2: Convert to fraction form
29,768,551.47/44,587,725.17 = 21,106,395.51/x - Step 3: Cross multiply
29,768,551.47x = 44,587,725.17 × 21,106,395.51 - Step 4: Simplify right side
29,768,551.47x = 941,086,162,223,670.12 - Step 5: Solve for x
x = 941,086,162,223,670.12/29,768,551.47 - Step 6: Final answer
x = 31,613,434.84
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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.