Finding the Fourth Proportional to 16,297,582.19, 22,489,347.06 and 9,422,507.12
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Solution
The fourth proportional to 16,297,582.19, 22,489,347.06 and 9,422,507.12 is: 13,002,298.76
Step by Step Solution
- Step 1: Write the proportion equation
16,297,582.19 : 22,489,347.06 = 9,422,507.12 : x - Step 2: Convert to fraction form
16,297,582.19/22,489,347.06 = 9,422,507.12/x - Step 3: Cross multiply
16,297,582.19x = 22,489,347.06 × 9,422,507.12 - Step 4: Simplify right side
16,297,582.19x = 211,906,032,684,554.31 - Step 5: Solve for x
x = 211,906,032,684,554.31/16,297,582.19 - Step 6: Final answer
x = 13,002,298.76
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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.