Finding the Fourth Proportional to 61,842,344.40, 92,774,014.20 and 18,711,205.20
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Solution
The fourth proportional to 61,842,344.40, 92,774,014.20 and 18,711,205.20 is: 28,069,983.99
Step by Step Solution
- Step 1: Write the proportion equation
61,842,344.40 : 92,774,014.20 = 18,711,205.20 : x - Step 2: Convert to fraction form
61,842,344.40/92,774,014.20 = 18,711,205.20/x - Step 3: Cross multiply
61,842,344.40x = 92,774,014.20 × 18,711,205.20 - Step 4: Simplify right side
61,842,344.40x = 1,735,913,616,923,913.75 - Step 5: Solve for x
x = 1,735,913,616,923,913.75/61,842,344.40 - Step 6: Final answer
x = 28,069,983.99
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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.