Finding the Fourth Proportional to 19,497,430.34, 29,251,612.68 and 7,833,991.88
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Solution
The fourth proportional to 19,497,430.34, 29,251,612.68 and 7,833,991.88 is: 11,753,184.51
Step by Step Solution
- Step 1: Write the proportion equation
19,497,430.34 : 29,251,612.68 = 7,833,991.88 : x - Step 2: Convert to fraction form
19,497,430.34/29,251,612.68 = 7,833,991.88/x - Step 3: Cross multiply
19,497,430.34x = 29,251,612.68 × 7,833,991.88 - Step 4: Simplify right side
19,497,430.34x = 229,156,896,212,025.03 - Step 5: Solve for x
x = 229,156,896,212,025.03/19,497,430.34 - Step 6: Final answer
x = 11,753,184.51
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.