Finding the Fourth Proportional to 6,313,117.84, 8,712,098.86 and 3,412,508.76
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Solution
The fourth proportional to 6,313,117.84, 8,712,098.86 and 3,412,508.76 is: 4,709,260.06
Step by Step Solution
- Step 1: Write the proportion equation
6,313,117.84 : 8,712,098.86 = 3,412,508.76 : x - Step 2: Convert to fraction form
6,313,117.84/8,712,098.86 = 3,412,508.76/x - Step 3: Cross multiply
6,313,117.84x = 8,712,098.86 × 3,412,508.76 - Step 4: Simplify right side
6,313,117.84x = 29,730,113,677,736.01 - Step 5: Solve for x
x = 29,730,113,677,736.01/6,313,117.84 - Step 6: Final answer
x = 4,709,260.06
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1.5x scale
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.