Finding the Fourth Proportional to 52,422,918.02, 72,343,963.86 and 29,219,518.70
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Solution
The fourth proportional to 52,422,918.02, 72,343,963.86 and 29,219,518.70 is: 40,323,123.64
Step by Step Solution
- Step 1: Write the proportion equation
52,422,918.02 : 72,343,963.86 = 29,219,518.70 : x - Step 2: Convert to fraction form
52,422,918.02/72,343,963.86 = 29,219,518.70/x - Step 3: Cross multiply
52,422,918.02x = 72,343,963.86 × 29,219,518.70 - Step 4: Simplify right side
52,422,918.02x = 2,113,855,804,839,394 - Step 5: Solve for x
x = 2,113,855,804,839,394/52,422,918.02 - Step 6: Final answer
x = 40,323,123.64
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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.