Finding the Fourth Proportional to 14,521,840.53, 21,785,073.17 and 4,806,808.36
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Solution
The fourth proportional to 14,521,840.53, 21,785,073.17 and 4,806,808.36 is: 7,210,977.95
Step by Step Solution
- Step 1: Write the proportion equation
14,521,840.53 : 21,785,073.17 = 4,806,808.36 : x - Step 2: Convert to fraction form
14,521,840.53/21,785,073.17 = 4,806,808.36/x - Step 3: Cross multiply
14,521,840.53x = 21,785,073.17 × 4,806,808.36 - Step 4: Simplify right side
14,521,840.53x = 104,716,671,907,850.31 - Step 5: Solve for x
x = 104,716,671,907,850.31/14,521,840.53 - Step 6: Final answer
x = 7,210,977.95
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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.