Finding the Fourth Proportional to 26,412,834.92, 39,578,846.81 and 14,118,547.08
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Solution
The fourth proportional to 26,412,834.92, 39,578,846.81 and 14,118,547.08 is: 21,156,222.50
Step by Step Solution
- Step 1: Write the proportion equation
26,412,834.92 : 39,578,846.81 = 14,118,547.08 : x - Step 2: Convert to fraction form
26,412,834.92/39,578,846.81 = 14,118,547.08/x - Step 3: Cross multiply
26,412,834.92x = 39,578,846.81 × 14,118,547.08 - Step 4: Simplify right side
26,412,834.92x = 558,795,812,256,038.94 - Step 5: Solve for x
x = 558,795,812,256,038.94/26,412,834.92 - Step 6: Final answer
x = 21,156,222.50
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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.