Finding the Fourth Proportional to 70,932,975.93, 97,887,462.56 and 38,337,927.93
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Solution
The fourth proportional to 70,932,975.93, 97,887,462.56 and 38,337,927.93 is: 52,906,316.64
Step by Step Solution
- Step 1: Write the proportion equation
70,932,975.93 : 97,887,462.56 = 38,337,927.93 : x - Step 2: Convert to fraction form
70,932,975.93/97,887,462.56 = 38,337,927.93/x - Step 3: Cross multiply
70,932,975.93x = 97,887,462.56 × 38,337,927.93 - Step 4: Simplify right side
70,932,975.93x = 3,752,802,484,971,698 - Step 5: Solve for x
x = 3,752,802,484,971,698/70,932,975.93 - Step 6: Final answer
x = 52,906,316.64
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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.