Finding the Fourth Proportional to 6,131,671.84, 8,461,968.24 and 3,415,417.12
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Solution
The fourth proportional to 6,131,671.84, 8,461,968.24 and 3,415,417.12 is: 4,713,421.06
Step by Step Solution
- Step 1: Write the proportion equation
6,131,671.84 : 8,461,968.24 = 3,415,417.12 : x - Step 2: Convert to fraction form
6,131,671.84/8,461,968.24 = 3,415,417.12/x - Step 3: Cross multiply
6,131,671.84x = 8,461,968.24 × 3,415,417.12 - Step 4: Simplify right side
6,131,671.84x = 28,901,151,195,792.27 - Step 5: Solve for x
x = 28,901,151,195,792.27/6,131,671.84 - Step 6: Final answer
x = 4,713,421.06
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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.