Finding the Fourth Proportional to 9,953,031.21, 13,735,149.39 and 5,602,115.00
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Solution
The fourth proportional to 9,953,031.21, 13,735,149.39 and 5,602,115.00 is: 7,730,899.74
Step by Step Solution
- Step 1: Write the proportion equation
9,953,031.21 : 13,735,149.39 = 5,602,115.00 : x - Step 2: Convert to fraction form
9,953,031.21/13,735,149.39 = 5,602,115.00/x - Step 3: Cross multiply
9,953,031.21x = 13,735,149.39 × 5,602,115.00 - Step 4: Simplify right side
9,953,031.21x = 76,945,886,356,284.11 - Step 5: Solve for x
x = 76,945,886,356,284.11/9,953,031.21 - Step 6: Final answer
x = 7,730,899.74
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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.