Finding the Fourth Proportional to 64,768,291.20, 97,163,323.20 and 19,334,678.40
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Solution
The fourth proportional to 64,768,291.20, 97,163,323.20 and 19,334,678.40 is: 29,005,267.42
Step by Step Solution
- Step 1: Write the proportion equation
64,768,291.20 : 97,163,323.20 = 19,334,678.40 : x - Step 2: Convert to fraction form
64,768,291.20/97,163,323.20 = 19,334,678.40/x - Step 3: Cross multiply
64,768,291.20x = 97,163,323.20 × 19,334,678.40 - Step 4: Simplify right side
64,768,291.20x = 1,878,621,606,347,258.75 - Step 5: Solve for x
x = 1,878,621,606,347,258.75/64,768,291.20 - Step 6: Final answer
x = 29,005,267.42
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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.