Finding the Fourth Proportional to 16,420,208.72, 22,656,121.35 and 9,803,507.99
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Solution
The fourth proportional to 16,420,208.72, 22,656,121.35 and 9,803,507.99 is: 13,526,592.17
Step by Step Solution
- Step 1: Write the proportion equation
16,420,208.72 : 22,656,121.35 = 9,803,507.99 : x - Step 2: Convert to fraction form
16,420,208.72/22,656,121.35 = 9,803,507.99/x - Step 3: Cross multiply
16,420,208.72x = 22,656,121.35 × 9,803,507.99 - Step 4: Simplify right side
16,420,208.72x = 222,109,466,677,134.59 - Step 5: Solve for x
x = 222,109,466,677,134.59/16,420,208.72 - Step 6: Final answer
x = 13,526,592.17
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.