Finding the Fourth Proportional to 10,823,708.77, 14,931,055.17 and 6,692,419.29
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Solution
The fourth proportional to 10,823,708.77, 14,931,055.17 and 6,692,419.29 is: 9,232,037.17
Step by Step Solution
- Step 1: Write the proportion equation
10,823,708.77 : 14,931,055.17 = 6,692,419.29 : x - Step 2: Convert to fraction form
10,823,708.77/14,931,055.17 = 6,692,419.29/x - Step 3: Cross multiply
10,823,708.77x = 14,931,055.17 × 6,692,419.29 - Step 4: Simplify right side
10,823,708.77x = 99,924,881,639,762.23 - Step 5: Solve for x
x = 99,924,881,639,762.23/10,823,708.77 - Step 6: Final answer
x = 9,232,037.17
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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.