Finding the Fourth Proportional to 26,653,899.66, 39,980,849.58 and 7,223,125.02
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Solution
The fourth proportional to 26,653,899.66, 39,980,849.58 and 7,223,125.02 is: 10,834,687.55
Step by Step Solution
- Step 1: Write the proportion equation
26,653,899.66 : 39,980,849.58 = 7,223,125.02 : x - Step 2: Convert to fraction form
26,653,899.66/39,980,849.58 = 7,223,125.02/x - Step 3: Cross multiply
26,653,899.66x = 39,980,849.58 × 7,223,125.02 - Step 4: Simplify right side
26,653,899.66x = 288,786,674,922,154.44 - Step 5: Solve for x
x = 288,786,674,922,154.44/26,653,899.66 - Step 6: Final answer
x = 10,834,687.55
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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.