Finding the Fourth Proportional to 14,948,869.68, 22,421,175.84 and 4,712,400.72
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Solution
The fourth proportional to 14,948,869.68, 22,421,175.84 and 4,712,400.72 is: 7,067,930.05
Step by Step Solution
- Step 1: Write the proportion equation
14,948,869.68 : 22,421,175.84 = 4,712,400.72 : x - Step 2: Convert to fraction form
14,948,869.68/22,421,175.84 = 4,712,400.72/x - Step 3: Cross multiply
14,948,869.68x = 22,421,175.84 × 4,712,400.72 - Step 4: Simplify right side
14,948,869.68x = 105,657,565,171,662.59 - Step 5: Solve for x
x = 105,657,565,171,662.59/14,948,869.68 - Step 6: Final answer
x = 7,067,930.05
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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.