Finding the Fourth Proportional to 17,815,764.60, 26,742,544.47 and 15,779,643
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Solution
The fourth proportional to 17,815,764.60, 26,742,544.47 and 15,779,643 is: 23,686,202.31
Step by Step Solution
- Step 1: Write the proportion equation
17,815,764.60 : 26,742,544.47 = 15,779,643 : x - Step 2: Convert to fraction form
17,815,764.60/26,742,544.47 = 15,779,643/x - Step 3: Cross multiply
17,815,764.60x = 26,742,544.47 × 15,779,643 - Step 4: Simplify right side
17,815,764.60x = 421,987,804,648,224.19 - Step 5: Solve for x
x = 421,987,804,648,224.19/17,815,764.60 - Step 6: Final answer
x = 23,686,202.31
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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.