Finding the Fourth Proportional to 10,435,558.32, 15,653,457.99 and 3,149,081.21
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Solution
The fourth proportional to 10,435,558.32, 15,653,457.99 and 3,149,081.21 is: 4,723,658.17
Step by Step Solution
- Step 1: Write the proportion equation
10,435,558.32 : 15,653,457.99 = 3,149,081.21 : x - Step 2: Convert to fraction form
10,435,558.32/15,653,457.99 = 3,149,081.21/x - Step 3: Cross multiply
10,435,558.32x = 15,653,457.99 × 3,149,081.21 - Step 4: Simplify right side
10,435,558.32x = 49,294,010,349,566.08 - Step 5: Solve for x
x = 49,294,010,349,566.08/10,435,558.32 - Step 6: Final answer
x = 4,723,658.17
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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.