Finding the Fourth Proportional to 19,898,767.80, 29,832,274.08 and 11,257,537.14
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Solution
The fourth proportional to 19,898,767.80, 29,832,274.08 and 11,257,537.14 is: 16,877,323.10
Step by Step Solution
- Step 1: Write the proportion equation
19,898,767.80 : 29,832,274.08 = 11,257,537.14 : x - Step 2: Convert to fraction form
19,898,767.80/29,832,274.08 = 11,257,537.14/x - Step 3: Cross multiply
19,898,767.80x = 29,832,274.08 × 11,257,537.14 - Step 4: Simplify right side
19,898,767.80x = 335,837,933,426,259.31 - Step 5: Solve for x
x = 335,837,933,426,259.31/19,898,767.80 - Step 6: Final answer
x = 16,877,323.10
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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.