Finding the Fourth Proportional to 43,671,510.12, 60,255,849.42 and 28,785,184.32
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Solution
The fourth proportional to 43,671,510.12, 60,255,849.42 and 28,785,184.32 is: 39,716,412.99
Step by Step Solution
- Step 1: Write the proportion equation
43,671,510.12 : 60,255,849.42 = 28,785,184.32 : x - Step 2: Convert to fraction form
43,671,510.12/60,255,849.42 = 28,785,184.32/x - Step 3: Cross multiply
43,671,510.12x = 60,255,849.42 × 28,785,184.32 - Step 4: Simplify right side
43,671,510.12x = 1,734,475,731,912,865.25 - Step 5: Solve for x
x = 1,734,475,731,912,865.25/43,671,510.12 - Step 6: Final answer
x = 39,716,412.99
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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.