Finding the Fourth Proportional to 17,610,909.30, 26,418,988.74 and 6,250,406.58
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Solution
The fourth proportional to 17,610,909.30, 26,418,988.74 and 6,250,406.58 is: 9,376,541.45
Step by Step Solution
- Step 1: Write the proportion equation
17,610,909.30 : 26,418,988.74 = 6,250,406.58 : x - Step 2: Convert to fraction form
17,610,909.30/26,418,988.74 = 6,250,406.58/x - Step 3: Cross multiply
17,610,909.30x = 26,418,988.74 × 6,250,406.58 - Step 4: Simplify right side
17,610,909.30x = 165,129,421,057,441.91 - Step 5: Solve for x
x = 165,129,421,057,441.91/17,610,909.30 - Step 6: Final answer
x = 9,376,541.45
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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.