Finding the Fourth Proportional to 23,860,689.84, 32,931,491.76 and 14,072,209.92
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Solution
The fourth proportional to 23,860,689.84, 32,931,491.76 and 14,072,209.92 is: 19,421,855.28
Step by Step Solution
- Step 1: Write the proportion equation
23,860,689.84 : 32,931,491.76 = 14,072,209.92 : x - Step 2: Convert to fraction form
23,860,689.84/32,931,491.76 = 14,072,209.92/x - Step 3: Cross multiply
23,860,689.84x = 32,931,491.76 × 14,072,209.92 - Step 4: Simplify right side
23,860,689.84x = 463,418,865,025,470.25 - Step 5: Solve for x
x = 463,418,865,025,470.25/23,860,689.84 - Step 6: Final answer
x = 19,421,855.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.