Finding the Fourth Proportional to 9,487,543.68, 13,092,567.84 and 5,301,262.08
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Solution
The fourth proportional to 9,487,543.68, 13,092,567.84 and 5,301,262.08 is: 7,315,606.21
Step by Step Solution
- Step 1: Write the proportion equation
9,487,543.68 : 13,092,567.84 = 5,301,262.08 : x - Step 2: Convert to fraction form
9,487,543.68/13,092,567.84 = 5,301,262.08/x - Step 3: Cross multiply
9,487,543.68x = 13,092,567.84 × 5,301,262.08 - Step 4: Simplify right side
9,487,543.68x = 69,407,133,420,019.51 - Step 5: Solve for x
x = 69,407,133,420,019.51/9,487,543.68 - Step 6: Final answer
x = 7,315,606.21
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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.