Finding the Fourth Proportional to 67,578,501.99, 101,367,919.10 and 19,056,610.08
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Solution
The fourth proportional to 67,578,501.99, 101,367,919.10 and 19,056,610.08 is: 28,584,961.96
Step by Step Solution
- Step 1: Write the proportion equation
67,578,501.99 : 101,367,919.10 = 19,056,610.08 : x - Step 2: Convert to fraction form
67,578,501.99/101,367,919.10 = 19,056,610.08/x - Step 3: Cross multiply
67,578,501.99x = 101,367,919.10 × 19,056,610.08 - Step 4: Simplify right side
67,578,501.99x = 1,931,728,908,814,401.25 - Step 5: Solve for x
x = 1,931,728,908,814,401.25/67,578,501.99 - Step 6: Final answer
x = 28,584,961.96
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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.