Finding the Fourth Proportional to 23,258,321.76, 34,884,735.12 and 6,220,315.20
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Solution
The fourth proportional to 23,258,321.76, 34,884,735.12 and 6,220,315.20 is: 9,329,737.99
Step by Step Solution
- Step 1: Write the proportion equation
23,258,321.76 : 34,884,735.12 = 6,220,315.20 : x - Step 2: Convert to fraction form
23,258,321.76/34,884,735.12 = 6,220,315.20/x - Step 3: Cross multiply
23,258,321.76x = 34,884,735.12 × 6,220,315.20 - Step 4: Simplify right side
23,258,321.76x = 216,994,048,114,909.81 - Step 5: Solve for x
x = 216,994,048,114,909.81/23,258,321.76 - Step 6: Final answer
x = 9,329,737.99
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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.