Finding the Fourth Proportional to 32,130,856.80, 48,197,835.24 and 10,564,981.02
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Solution
The fourth proportional to 32,130,856.80, 48,197,835.24 and 10,564,981.02 is: 15,847,981.20
Step by Step Solution
- Step 1: Write the proportion equation
32,130,856.80 : 48,197,835.24 = 10,564,981.02 : x - Step 2: Convert to fraction form
32,130,856.80/48,197,835.24 = 10,564,981.02/x - Step 3: Cross multiply
32,130,856.80x = 48,197,835.24 × 10,564,981.02 - Step 4: Simplify right side
32,130,856.80x = 509,209,214,515,687.12 - Step 5: Solve for x
x = 509,209,214,515,687.12/32,130,856.80 - Step 6: Final answer
x = 15,847,981.20
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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.