Finding the Fourth Proportional to 29,125,525.60, 43,704,034.80 and 12,953,972.80
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Solution
The fourth proportional to 29,125,525.60, 43,704,034.80 and 12,953,972.80 is: 19,437,962.63
Step by Step Solution
- Step 1: Write the proportion equation
29,125,525.60 : 43,704,034.80 = 12,953,972.80 : x - Step 2: Convert to fraction form
29,125,525.60/43,704,034.80 = 12,953,972.80/x - Step 3: Cross multiply
29,125,525.60x = 43,704,034.80 × 12,953,972.80 - Step 4: Simplify right side
29,125,525.60x = 566,140,878,049,453.38 - Step 5: Solve for x
x = 566,140,878,049,453.38/29,125,525.60 - Step 6: Final answer
x = 19,437,962.63
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1.5x scale
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.