Finding the Fourth Proportional to 15,621,756, 23,436,375.21 and 6,518,789.81
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Solution
The fourth proportional to 15,621,756, 23,436,375.21 and 6,518,789.81 is: 9,779,745.88
Step by Step Solution
- Step 1: Write the proportion equation
15,621,756 : 23,436,375.21 = 6,518,789.81 : x - Step 2: Convert to fraction form
15,621,756/23,436,375.21 = 6,518,789.81/x - Step 3: Cross multiply
15,621,756x = 23,436,375.21 × 6,518,789.81 - Step 4: Simplify right side
15,621,756x = 152,776,803,902,284.59 - Step 5: Solve for x
x = 152,776,803,902,284.59/15,621,756 - Step 6: Final answer
x = 9,779,745.88
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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.