Finding the Fourth Proportional to 47,478,415.48, 71,216,294.58 and 15,132,259.01
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Solution
The fourth proportional to 47,478,415.48, 71,216,294.58 and 15,132,259.01 is: 22,697,965.06
Step by Step Solution
- Step 1: Write the proportion equation
47,478,415.48 : 71,216,294.58 = 15,132,259.01 : x - Step 2: Convert to fraction form
47,478,415.48/71,216,294.58 = 15,132,259.01/x - Step 3: Cross multiply
47,478,415.48x = 71,216,294.58 × 15,132,259.01 - Step 4: Simplify right side
47,478,415.48x = 1,077,663,415,495,059.88 - Step 5: Solve for x
x = 1,077,663,415,495,059.88/47,478,415.48 - Step 6: Final answer
x = 22,697,965.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.