Finding the Fourth Proportional to 13,135,742.98, 19,705,494.94 and 4,038,604.43
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Solution
The fourth proportional to 13,135,742.98, 19,705,494.94 and 4,038,604.43 is: 6,058,484.79
Step by Step Solution
- Step 1: Write the proportion equation
13,135,742.98 : 19,705,494.94 = 4,038,604.43 : x - Step 2: Convert to fraction form
13,135,742.98/19,705,494.94 = 4,038,604.43/x - Step 3: Cross multiply
13,135,742.98x = 19,705,494.94 × 4,038,604.43 - Step 4: Simplify right side
13,135,742.98x = 79,582,699,051,402.59 - Step 5: Solve for x
x = 79,582,699,051,402.59/13,135,742.98 - Step 6: Final answer
x = 6,058,484.79
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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.