Finding the Fourth Proportional to 13,462,210.14, 18,577,776.51 and 7,350,594.90
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Solution
The fourth proportional to 13,462,210.14, 18,577,776.51 and 7,350,594.90 is: 10,143,780.84
Step by Step Solution
- Step 1: Write the proportion equation
13,462,210.14 : 18,577,776.51 = 7,350,594.90 : x - Step 2: Convert to fraction form
13,462,210.14/18,577,776.51 = 7,350,594.90/x - Step 3: Cross multiply
13,462,210.14x = 18,577,776.51 × 7,350,594.90 - Step 4: Simplify right side
13,462,210.14x = 136,557,709,267,745.81 - Step 5: Solve for x
x = 136,557,709,267,745.81/13,462,210.14 - Step 6: Final answer
x = 10,143,780.84
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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.