Finding the Fourth Proportional to 8,749,024.38, 13,122,368.58 and 2,600,890.74
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Solution
The fourth proportional to 8,749,024.38, 13,122,368.58 and 2,600,890.74 is: 3,900,988.89
Step by Step Solution
- Step 1: Write the proportion equation
8,749,024.38 : 13,122,368.58 = 2,600,890.74 : x - Step 2: Convert to fraction form
8,749,024.38/13,122,368.58 = 2,600,890.74/x - Step 3: Cross multiply
8,749,024.38x = 13,122,368.58 × 2,600,890.74 - Step 4: Simplify right side
8,749,024.38x = 34,129,846,926,588.95 - Step 5: Solve for x
x = 34,129,846,926,588.95/8,749,024.38 - Step 6: Final answer
x = 3,900,988.89
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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.