Finding the Fourth Proportional to 29,904,389.60, 44,877,579.60 and 12,877,282.40
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Solution
The fourth proportional to 29,904,389.60, 44,877,579.60 and 12,877,282.40 is: 19,324,964.45
Step by Step Solution
- Step 1: Write the proportion equation
29,904,389.60 : 44,877,579.60 = 12,877,282.40 : x - Step 2: Convert to fraction form
29,904,389.60/44,877,579.60 = 12,877,282.40/x - Step 3: Cross multiply
29,904,389.60x = 44,877,579.60 × 12,877,282.40 - Step 4: Simplify right side
29,904,389.60x = 577,901,265,937,679.12 - Step 5: Solve for x
x = 577,901,265,937,679.12/29,904,389.60 - Step 6: Final answer
x = 19,324,964.45
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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.