Finding the Fourth Proportional to 17,759,585.68, 26,628,591.12 and 6,963,953.20
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Solution
The fourth proportional to 17,759,585.68, 26,628,591.12 and 6,963,953.20 is: 10,441,699.81
Step by Step Solution
- Step 1: Write the proportion equation
17,759,585.68 : 26,628,591.12 = 6,963,953.20 : x - Step 2: Convert to fraction form
17,759,585.68/26,628,591.12 = 6,963,953.20/x - Step 3: Cross multiply
17,759,585.68x = 26,628,591.12 × 6,963,953.20 - Step 4: Simplify right side
17,759,585.68x = 185,440,262,341,615.59 - Step 5: Solve for x
x = 185,440,262,341,615.59/17,759,585.68 - Step 6: Final answer
x = 10,441,699.81
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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.