Finding the Fourth Proportional to 66,010,899.20, 99,058,339.20 and 38,717,139.20
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Solution
The fourth proportional to 66,010,899.20, 99,058,339.20 and 38,717,139.20 is: 58,100,337.28
Step by Step Solution
- Step 1: Write the proportion equation
66,010,899.20 : 99,058,339.20 = 38,717,139.20 : x - Step 2: Convert to fraction form
66,010,899.20/99,058,339.20 = 38,717,139.20/x - Step 3: Cross multiply
66,010,899.20x = 99,058,339.20 × 38,717,139.20 - Step 4: Simplify right side
66,010,899.20x = 3,835,255,507,727,217 - Step 5: Solve for x
x = 3,835,255,507,727,217/66,010,899.20 - Step 6: Final answer
x = 58,100,337.28
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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.