Finding the Fourth Proportional to 16,280,133.84, 24,296,557.50 and 15,620,981.76
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Solution
The fourth proportional to 16,280,133.84, 24,296,557.50 and 15,620,981.76 is: 23,312,835.46
Step by Step Solution
- Step 1: Write the proportion equation
16,280,133.84 : 24,296,557.50 = 15,620,981.76 : x - Step 2: Convert to fraction form
16,280,133.84/24,296,557.50 = 15,620,981.76/x - Step 3: Cross multiply
16,280,133.84x = 24,296,557.50 × 15,620,981.76 - Step 4: Simplify right side
16,280,133.84x = 379,536,081,538,291.19 - Step 5: Solve for x
x = 379,536,081,538,291.19/16,280,133.84 - Step 6: Final answer
x = 23,312,835.46
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.