Finding the Fourth Proportional to 64,286,358.44, 88,663,843.14 and 42,282,447.08
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Solution
The fourth proportional to 64,286,358.44, 88,663,843.14 and 42,282,447.08 is: 58,316,015.19
Step by Step Solution
- Step 1: Write the proportion equation
64,286,358.44 : 88,663,843.14 = 42,282,447.08 : x - Step 2: Convert to fraction form
64,286,358.44/88,663,843.14 = 42,282,447.08/x - Step 3: Cross multiply
64,286,358.44x = 88,663,843.14 × 42,282,447.08 - Step 4: Simplify right side
64,286,358.44x = 3,748,924,255,476,471 - Step 5: Solve for x
x = 3,748,924,255,476,471/64,286,358.44 - Step 6: Final answer
x = 58,316,015.19
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.