Finding the Fourth Proportional to 10,749,407.02, 16,124,010.36 and 4,358,140.18
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Solution
The fourth proportional to 10,749,407.02, 16,124,010.36 and 4,358,140.18 is: 6,537,169.66
Step by Step Solution
- Step 1: Write the proportion equation
10,749,407.02 : 16,124,010.36 = 4,358,140.18 : x - Step 2: Convert to fraction form
10,749,407.02/16,124,010.36 = 4,358,140.18/x - Step 3: Cross multiply
10,749,407.02x = 16,124,010.36 × 4,358,140.18 - Step 4: Simplify right side
10,749,407.02x = 70,270,697,412,652.26 - Step 5: Solve for x
x = 70,270,697,412,652.26/10,749,407.02 - Step 6: Final answer
x = 6,537,169.66
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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.