Finding the Fourth Proportional to 19,354,701.68, 26,709,282.88 and 10,652,687.46
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Solution
The fourth proportional to 19,354,701.68, 26,709,282.88 and 10,652,687.46 is: 14,700,595.62
Step by Step Solution
- Step 1: Write the proportion equation
19,354,701.68 : 26,709,282.88 = 10,652,687.46 : x - Step 2: Convert to fraction form
19,354,701.68/26,709,282.88 = 10,652,687.46/x - Step 3: Cross multiply
19,354,701.68x = 26,709,282.88 × 10,652,687.46 - Step 4: Simplify right side
19,354,701.68x = 284,525,642,834,658.38 - Step 5: Solve for x
x = 284,525,642,834,658.38/19,354,701.68 - Step 6: Final answer
x = 14,700,595.62
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.