Home / 82,934,042.70-124,401,064.05-52,775,604.30

Finding the Fourth Proportional to 82,934,042.70, 124,401,064.05 and 52,775,604.30

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Solution

The fourth proportional to 82,934,042.70, 124,401,064.05 and 52,775,604.30 is: 79,163,406.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,934,042.70 : 124,401,064.05 = 52,775,604.30 : x
  2. Step 2: Convert to fraction form
    82,934,042.70/124,401,064.05 = 52,775,604.30/x
  3. Step 3: Cross multiply
    82,934,042.70x = 124,401,064.05 × 52,775,604.30
  4. Step 4: Simplify right side
    82,934,042.70x = 6,565,341,330,801,755
  5. Step 5: Solve for x
    x = 6,565,341,330,801,755/82,934,042.70
  6. Step 6: Final answer
    x = 79,163,406.45

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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.