Finding the Fourth Proportional to 9,712,489.60, 14,574,566.40 and 4,032,121.60
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Solution
The fourth proportional to 9,712,489.60, 14,574,566.40 and 4,032,121.60 is: 6,050,603.54
Step by Step Solution
- Step 1: Write the proportion equation
9,712,489.60 : 14,574,566.40 = 4,032,121.60 : x - Step 2: Convert to fraction form
9,712,489.60/14,574,566.40 = 4,032,121.60/x - Step 3: Cross multiply
9,712,489.60x = 14,574,566.40 × 4,032,121.60 - Step 4: Simplify right side
9,712,489.60x = 58,766,423,992,074.24 - Step 5: Solve for x
x = 58,766,423,992,074.24/9,712,489.60 - Step 6: Final answer
x = 6,050,603.54
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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.