Finding the Fourth Proportional to 19,671,499.28, 27,167,841.48 and 14,975,184.08
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Solution
The fourth proportional to 19,671,499.28, 27,167,841.48 and 14,975,184.08 is: 20,681,871.85
Step by Step Solution
- Step 1: Write the proportion equation
19,671,499.28 : 27,167,841.48 = 14,975,184.08 : x - Step 2: Convert to fraction form
19,671,499.28/27,167,841.48 = 14,975,184.08/x - Step 3: Cross multiply
19,671,499.28x = 27,167,841.48 × 14,975,184.08 - Step 4: Simplify right side
19,671,499.28x = 406,843,427,219,259.62 - Step 5: Solve for x
x = 406,843,427,219,259.62/19,671,499.28 - Step 6: Final answer
x = 20,681,871.85
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.