Finding the Fourth Proportional to 19,762,590.70, 29,646,719.42 and 6,116,935.42
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Solution
The fourth proportional to 19,762,590.70, 29,646,719.42 and 6,116,935.42 is: 9,176,280.11
Step by Step Solution
- Step 1: Write the proportion equation
19,762,590.70 : 29,646,719.42 = 6,116,935.42 : x - Step 2: Convert to fraction form
19,762,590.70/29,646,719.42 = 6,116,935.42/x - Step 3: Cross multiply
19,762,590.70x = 29,646,719.42 × 6,116,935.42 - Step 4: Simplify right side
19,762,590.70x = 181,347,067,974,058.59 - Step 5: Solve for x
x = 181,347,067,974,058.59/19,762,590.70 - Step 6: Final answer
x = 9,176,280.11
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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.