Finding the Fourth Proportional to 19,591,308.65, 29,387,256.14 and 7,461,442.01
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Solution
The fourth proportional to 19,591,308.65, 29,387,256.14 and 7,461,442.01 is: 11,192,274.67
Step by Step Solution
- Step 1: Write the proportion equation
19,591,308.65 : 29,387,256.14 = 7,461,442.01 : x - Step 2: Convert to fraction form
19,591,308.65/29,387,256.14 = 7,461,442.01/x - Step 3: Cross multiply
19,591,308.65x = 29,387,256.14 × 7,461,442.01 - Step 4: Simplify right side
19,591,308.65x = 219,271,307,484,319.25 - Step 5: Solve for x
x = 219,271,307,484,319.25/19,591,308.65 - Step 6: Final answer
x = 11,192,274.67
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.