Finding the Fourth Proportional to 62,015,602.11, 93,037,417.48 and 20,516,380.95
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Solution
The fourth proportional to 62,015,602.11, 93,037,417.48 and 20,516,380.95 is: 30,779,207.73
Step by Step Solution
- Step 1: Write the proportion equation
62,015,602.11 : 93,037,417.48 = 20,516,380.95 : x - Step 2: Convert to fraction form
62,015,602.11/93,037,417.48 = 20,516,380.95/x - Step 3: Cross multiply
62,015,602.11x = 93,037,417.48 × 20,516,380.95 - Step 4: Simplify right side
62,015,602.11x = 1,908,791,099,969,681.75 - Step 5: Solve for x
x = 1,908,791,099,969,681.75/62,015,602.11 - Step 6: Final answer
x = 30,779,207.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.