Finding the Fourth Proportional to 6,249,566.68, 8,624,469.90 and 3,671,356.12
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Solution
The fourth proportional to 6,249,566.68, 8,624,469.90 and 3,671,356.12 is: 5,066,511.32
Step by Step Solution
- Step 1: Write the proportion equation
6,249,566.68 : 8,624,469.90 = 3,671,356.12 : x - Step 2: Convert to fraction form
6,249,566.68/8,624,469.90 = 3,671,356.12/x - Step 3: Cross multiply
6,249,566.68x = 8,624,469.90 × 3,671,356.12 - Step 4: Simplify right side
6,249,566.68x = 31,663,500,349,120.79 - Step 5: Solve for x
x = 31,663,500,349,120.79/6,249,566.68 - Step 6: Final answer
x = 5,066,511.32
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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.