Finding the Fourth Proportional to 9,594,510.93, 13,239,145.98 and 6,161,402.07
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Solution
The fourth proportional to 9,594,510.93, 13,239,145.98 and 6,161,402.07 is: 8,501,913.44
Step by Step Solution
- Step 1: Write the proportion equation
9,594,510.93 : 13,239,145.98 = 6,161,402.07 : x - Step 2: Convert to fraction form
9,594,510.93/13,239,145.98 = 6,161,402.07/x - Step 3: Cross multiply
9,594,510.93x = 13,239,145.98 × 6,161,402.07 - Step 4: Simplify right side
9,594,510.93x = 81,571,701,446,204.19 - Step 5: Solve for x
x = 81,571,701,446,204.19/9,594,510.93 - Step 6: Final answer
x = 8,501,913.44
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Double scale
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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.