Finding the Fourth Proportional to 19,962,018.66, 29,930,151.26 and 7,832,707.68
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Solution
The fourth proportional to 19,962,018.66, 29,930,151.26 and 7,832,707.68 is: 11,744,008.94
Step by Step Solution
- Step 1: Write the proportion equation
19,962,018.66 : 29,930,151.26 = 7,832,707.68 : x - Step 2: Convert to fraction form
19,962,018.66/29,930,151.26 = 7,832,707.68/x - Step 3: Cross multiply
19,962,018.66x = 29,930,151.26 × 7,832,707.68 - Step 4: Simplify right side
19,962,018.66x = 234,434,125,637,763.69 - Step 5: Solve for x
x = 234,434,125,637,763.69/19,962,018.66 - Step 6: Final answer
x = 11,744,008.94
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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.