Home / 40,066,621.88-60,100,968-10,920,700.52

Finding the Fourth Proportional to 40,066,621.88, 60,100,968 and 10,920,700.52

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Solution

The fourth proportional to 40,066,621.88, 60,100,968 and 10,920,700.52 is: 16,381,332.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,066,621.88 : 60,100,968 = 10,920,700.52 : x
  2. Step 2: Convert to fraction form
    40,066,621.88/60,100,968 = 10,920,700.52/x
  3. Step 3: Cross multiply
    40,066,621.88x = 60,100,968 × 10,920,700.52
  4. Step 4: Simplify right side
    40,066,621.88x = 656,344,672,490,103.38
  5. Step 5: Solve for x
    x = 656,344,672,490,103.38/40,066,621.88
  6. Step 6: Final answer
    x = 16,381,332.93

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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.