Finding the Fourth Proportional to 19,956,871.65, 29,935,307.48 and 17,804,535.60
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Solution
The fourth proportional to 19,956,871.65, 29,935,307.48 and 17,804,535.60 is: 26,706,803.40
Step by Step Solution
- Step 1: Write the proportion equation
19,956,871.65 : 29,935,307.48 = 17,804,535.60 : x - Step 2: Convert to fraction form
19,956,871.65/29,935,307.48 = 17,804,535.60/x - Step 3: Cross multiply
19,956,871.65x = 29,935,307.48 × 17,804,535.60 - Step 4: Simplify right side
19,956,871.65x = 532,984,247,724,606.31 - Step 5: Solve for x
x = 532,984,247,724,606.31/19,956,871.65 - Step 6: Final answer
x = 26,706,803.40
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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.