Finding the Fourth Proportional to 37,955,829.24, 56,921,948.64 and 13,691,603.70
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Solution
The fourth proportional to 37,955,829.24, 56,921,948.64 and 13,691,603.70 is: 20,533,150.72
Step by Step Solution
- Step 1: Write the proportion equation
37,955,829.24 : 56,921,948.64 = 13,691,603.70 : x - Step 2: Convert to fraction form
37,955,829.24/56,921,948.64 = 13,691,603.70/x - Step 3: Cross multiply
37,955,829.24x = 56,921,948.64 × 13,691,603.70 - Step 4: Simplify right side
37,955,829.24x = 779,352,762,610,633.88 - Step 5: Solve for x
x = 779,352,762,610,633.88/37,955,829.24 - Step 6: Final answer
x = 20,533,150.72
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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.