Finding the Fourth Proportional to 10,560,812.65, 14,572,256.75 and 6,151,263.99
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Solution
The fourth proportional to 10,560,812.65, 14,572,256.75 and 6,151,263.99 is: 8,487,774.67
Step by Step Solution
- Step 1: Write the proportion equation
10,560,812.65 : 14,572,256.75 = 6,151,263.99 : x - Step 2: Convert to fraction form
10,560,812.65/14,572,256.75 = 6,151,263.99/x - Step 3: Cross multiply
10,560,812.65x = 14,572,256.75 × 6,151,263.99 - Step 4: Simplify right side
10,560,812.65x = 89,637,798,160,661.50 - Step 5: Solve for x
x = 89,637,798,160,661.50/10,560,812.65 - Step 6: Final answer
x = 8,487,774.67
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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.