Finding the Fourth Proportional to 13,019,551.18, 19,533,118.74 and 5,829,403.48
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Solution
The fourth proportional to 13,019,551.18, 19,533,118.74 and 5,829,403.48 is: 8,745,803.05
Step by Step Solution
- Step 1: Write the proportion equation
13,019,551.18 : 19,533,118.74 = 5,829,403.48 : x - Step 2: Convert to fraction form
13,019,551.18/19,533,118.74 = 5,829,403.48/x - Step 3: Cross multiply
13,019,551.18x = 19,533,118.74 × 5,829,403.48 - Step 4: Simplify right side
13,019,551.18x = 113,866,430,358,209.22 - Step 5: Solve for x
x = 113,866,430,358,209.22/13,019,551.18 - Step 6: Final answer
x = 8,745,803.05
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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.