Finding the Fourth Proportional to 53,742,038.13, 80,636,400.45 and 29,167,326.70
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Solution
The fourth proportional to 53,742,038.13, 80,636,400.45 and 29,167,326.70 is: 43,763,659.09
Step by Step Solution
- Step 1: Write the proportion equation
53,742,038.13 : 80,636,400.45 = 29,167,326.70 : x - Step 2: Convert to fraction form
53,742,038.13/80,636,400.45 = 29,167,326.70/x - Step 3: Cross multiply
53,742,038.13x = 80,636,400.45 × 29,167,326.70 - Step 4: Simplify right side
53,742,038.13x = 2,351,948,235,635,586 - Step 5: Solve for x
x = 2,351,948,235,635,586/53,742,038.13 - Step 6: Final answer
x = 43,763,659.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.