Finding the Fourth Proportional to 42,963,798.62, 59,291,325.20 and 26,453,448.06
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Solution
The fourth proportional to 42,963,798.62, 59,291,325.20 and 26,453,448.06 is: 36,506,548.35
Step by Step Solution
- Step 1: Write the proportion equation
42,963,798.62 : 59,291,325.20 = 26,453,448.06 : x - Step 2: Convert to fraction form
42,963,798.62/59,291,325.20 = 26,453,448.06/x - Step 3: Cross multiply
42,963,798.62x = 59,291,325.20 × 26,453,448.06 - Step 4: Simplify right side
42,963,798.62x = 1,568,459,991,652,902.75 - Step 5: Solve for x
x = 1,568,459,991,652,902.75/42,963,798.62 - Step 6: Final answer
x = 36,506,548.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.