Finding the Fourth Proportional to 54,506,820.46, 75,206,480.06 and 30,983,510.99
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Solution
The fourth proportional to 54,506,820.46, 75,206,480.06 and 30,983,510.99 is: 42,749,894.09
Step by Step Solution
- Step 1: Write the proportion equation
54,506,820.46 : 75,206,480.06 = 30,983,510.99 : x - Step 2: Convert to fraction form
54,506,820.46/75,206,480.06 = 30,983,510.99/x - Step 3: Cross multiply
54,506,820.46x = 75,206,480.06 × 30,983,510.99 - Step 4: Simplify right side
54,506,820.46x = 2,330,160,801,829,516.50 - Step 5: Solve for x
x = 2,330,160,801,829,516.50/54,506,820.46 - Step 6: Final answer
x = 42,749,894.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.