Finding the Fourth Proportional to 26,241,987.49, 39,360,323.52 and 7,074,682.09
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Solution
The fourth proportional to 26,241,987.49, 39,360,323.52 and 7,074,682.09 is: 10,611,306.63
Step by Step Solution
- Step 1: Write the proportion equation
26,241,987.49 : 39,360,323.52 = 7,074,682.09 : x - Step 2: Convert to fraction form
26,241,987.49/39,360,323.52 = 7,074,682.09/x - Step 3: Cross multiply
26,241,987.49x = 39,360,323.52 × 7,074,682.09 - Step 4: Simplify right side
26,241,987.49x = 278,461,775,863,549.78 - Step 5: Solve for x
x = 278,461,775,863,549.78/26,241,987.49 - Step 6: Final answer
x = 10,611,306.63
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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.