Finding the Fourth Proportional to 53,242,083, 79,871,949.05 and 18,689,519.61
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Solution
The fourth proportional to 53,242,083, 79,871,949.05 and 18,689,519.61 is: 28,037,377.09
Step by Step Solution
- Step 1: Write the proportion equation
53,242,083 : 79,871,949.05 = 18,689,519.61 : x - Step 2: Convert to fraction form
53,242,083/79,871,949.05 = 18,689,519.61/x - Step 3: Cross multiply
53,242,083x = 79,871,949.05 × 18,689,519.61 - Step 4: Simplify right side
53,242,083x = 1,492,768,357,965,448.25 - Step 5: Solve for x
x = 1,492,768,357,965,448.25/53,242,083 - Step 6: Final answer
x = 28,037,377.09
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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.