Finding the Fourth Proportional to 61,242,772.45, 91,864,158.68 and 15,804,566.95
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Solution
The fourth proportional to 61,242,772.45, 91,864,158.68 and 15,804,566.95 is: 23,706,850.43
Step by Step Solution
- Step 1: Write the proportion equation
61,242,772.45 : 91,864,158.68 = 15,804,566.95 : x - Step 2: Convert to fraction form
61,242,772.45/91,864,158.68 = 15,804,566.95/x - Step 3: Cross multiply
61,242,772.45x = 91,864,158.68 × 15,804,566.95 - Step 4: Simplify right side
61,242,772.45x = 1,451,873,246,163,483.75 - Step 5: Solve for x
x = 1,451,873,246,163,483.75/61,242,772.45 - Step 6: Final answer
x = 23,706,850.43
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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.