Finding the Fourth Proportional to 23,319,120.74, 34,977,419.39 and 7,145,118.84
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Solution
The fourth proportional to 23,319,120.74, 34,977,419.39 and 7,145,118.84 is: 10,717,291.66
Step by Step Solution
- Step 1: Write the proportion equation
23,319,120.74 : 34,977,419.39 = 7,145,118.84 : x - Step 2: Convert to fraction form
23,319,120.74/34,977,419.39 = 7,145,118.84/x - Step 3: Cross multiply
23,319,120.74x = 34,977,419.39 × 7,145,118.84 - Step 4: Simplify right side
23,319,120.74x = 249,917,818,258,070.31 - Step 5: Solve for x
x = 249,917,818,258,070.31/23,319,120.74 - Step 6: Final answer
x = 10,717,291.66
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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.