Finding the Fourth Proportional to 26,311,346.24, 39,473,811.36 and 8,115,131.84
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Solution
The fourth proportional to 26,311,346.24, 39,473,811.36 and 8,115,131.84 is: 12,174,792.60
Step by Step Solution
- Step 1: Write the proportion equation
26,311,346.24 : 39,473,811.36 = 8,115,131.84 : x - Step 2: Convert to fraction form
26,311,346.24/39,473,811.36 = 8,115,131.84/x - Step 3: Cross multiply
26,311,346.24x = 39,473,811.36 × 8,115,131.84 - Step 4: Simplify right side
26,311,346.24x = 320,335,183,413,689.69 - Step 5: Solve for x
x = 320,335,183,413,689.69/26,311,346.24 - Step 6: Final answer
x = 12,174,792.60
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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.