Finding the Fourth Proportional to 17,621,130.84, 26,432,970.24 and 7,375,686.48
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Solution
The fourth proportional to 17,621,130.84, 26,432,970.24 and 7,375,686.48 is: 11,064,062.97
Step by Step Solution
- Step 1: Write the proportion equation
17,621,130.84 : 26,432,970.24 = 7,375,686.48 : x - Step 2: Convert to fraction form
17,621,130.84/26,432,970.24 = 7,375,686.48/x - Step 3: Cross multiply
17,621,130.84x = 26,432,970.24 × 7,375,686.48 - Step 4: Simplify right side
17,621,130.84x = 194,961,301,225,410.34 - Step 5: Solve for x
x = 194,961,301,225,410.34/17,621,130.84 - Step 6: Final answer
x = 11,064,062.97
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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.