Finding the Fourth Proportional to 15,559,472.21, 23,341,832.71 and 6,466,451.09
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Solution
The fourth proportional to 15,559,472.21, 23,341,832.71 and 6,466,451.09 is: 9,700,767.32
Step by Step Solution
- Step 1: Write the proportion equation
15,559,472.21 : 23,341,832.71 = 6,466,451.09 : x - Step 2: Convert to fraction form
15,559,472.21/23,341,832.71 = 6,466,451.09/x - Step 3: Cross multiply
15,559,472.21x = 23,341,832.71 × 6,466,451.09 - Step 4: Simplify right side
15,559,472.21x = 150,938,819,437,301.84 - Step 5: Solve for x
x = 150,938,819,437,301.84/15,559,472.21 - Step 6: Final answer
x = 9,700,767.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.