Finding the Fourth Proportional to 14,226,990, 19,633,247.16 and 7,788,462
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Solution
The fourth proportional to 14,226,990, 19,633,247.16 and 7,788,462 is: 10,748,078.09
Step by Step Solution
- Step 1: Write the proportion equation
14,226,990 : 19,633,247.16 = 7,788,462 : x - Step 2: Convert to fraction form
14,226,990/19,633,247.16 = 7,788,462/x - Step 3: Cross multiply
14,226,990x = 19,633,247.16 × 7,788,462 - Step 4: Simplify right side
14,226,990x = 152,912,799,442,267.91 - Step 5: Solve for x
x = 152,912,799,442,267.91/14,226,990 - Step 6: Final answer
x = 10,748,078.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.