Finding the Fourth Proportional to 61,545,916.48, 84,488,610.68 and 52,828,955.68
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Solution
The fourth proportional to 61,545,916.48, 84,488,610.68 and 52,828,955.68 is: 72,522,196.83
Step by Step Solution
- Step 1: Write the proportion equation
61,545,916.48 : 84,488,610.68 = 52,828,955.68 : x - Step 2: Convert to fraction form
61,545,916.48/84,488,610.68 = 52,828,955.68/x - Step 3: Cross multiply
61,545,916.48x = 84,488,610.68 × 52,828,955.68 - Step 4: Simplify right side
61,545,916.48x = 4,463,445,069,078,495 - Step 5: Solve for x
x = 4,463,445,069,078,495/61,545,916.48 - Step 6: Final answer
x = 72,522,196.83
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.