Finding the Fourth Proportional to 24,391,990.17, 33,660,994.55 and 13,378,829.52
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Solution
The fourth proportional to 24,391,990.17, 33,660,994.55 and 13,378,829.52 is: 18,462,811.13
Step by Step Solution
- Step 1: Write the proportion equation
24,391,990.17 : 33,660,994.55 = 13,378,829.52 : x - Step 2: Convert to fraction form
24,391,990.17/33,660,994.55 = 13,378,829.52/x - Step 3: Cross multiply
24,391,990.17x = 33,660,994.55 × 13,378,829.52 - Step 4: Simplify right side
24,391,990.17x = 450,344,707,558,099.06 - Step 5: Solve for x
x = 450,344,707,558,099.06/24,391,990.17 - Step 6: Final answer
x = 18,462,811.13
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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.