Finding the Fourth Proportional to 29,319,785.10, 43,996,828.06 and 12,279,026.70
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Solution
The fourth proportional to 29,319,785.10, 43,996,828.06 and 12,279,026.70 is: 18,425,722.58
Step by Step Solution
- Step 1: Write the proportion equation
29,319,785.10 : 43,996,828.06 = 12,279,026.70 : x - Step 2: Convert to fraction form
29,319,785.10/43,996,828.06 = 12,279,026.70/x - Step 3: Cross multiply
29,319,785.10x = 43,996,828.06 × 12,279,026.70 - Step 4: Simplify right side
29,319,785.10x = 540,238,226,464,049.19 - Step 5: Solve for x
x = 540,238,226,464,049.19/29,319,785.10 - Step 6: Final answer
x = 18,425,722.58
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.