Finding the Fourth Proportional to 10,469,430.76, 14,447,607.25 and 5,823,115.79
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Solution
The fourth proportional to 10,469,430.76, 14,447,607.25 and 5,823,115.79 is: 8,035,784.55
Step by Step Solution
- Step 1: Write the proportion equation
10,469,430.76 : 14,447,607.25 = 5,823,115.79 : x - Step 2: Convert to fraction form
10,469,430.76/14,447,607.25 = 5,823,115.79/x - Step 3: Cross multiply
10,469,430.76x = 14,447,607.25 × 5,823,115.79 - Step 4: Simplify right side
10,469,430.76x = 84,130,089,896,124.19 - Step 5: Solve for x
x = 84,130,089,896,124.19/10,469,430.76 - Step 6: Final answer
x = 8,035,784.55
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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.