Finding the Fourth Proportional to 42,115,276.77, 63,174,202.11 and 14,448,806.16
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Solution
The fourth proportional to 42,115,276.77, 63,174,202.11 and 14,448,806.16 is: 21,673,650.77
Step by Step Solution
- Step 1: Write the proportion equation
42,115,276.77 : 63,174,202.11 = 14,448,806.16 : x - Step 2: Convert to fraction form
42,115,276.77/63,174,202.11 = 14,448,806.16/x - Step 3: Cross multiply
42,115,276.77x = 63,174,202.11 × 14,448,806.16 - Step 4: Simplify right side
42,115,276.77x = 912,791,800,600,053 - Step 5: Solve for x
x = 912,791,800,600,053/42,115,276.77 - Step 6: Final answer
x = 21,673,650.77
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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.