Home / 30,480,757.24-42,063,466.95-16,542,108.66

Finding the Fourth Proportional to 30,480,757.24, 42,063,466.95 and 16,542,108.66

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Solution

The fourth proportional to 30,480,757.24, 42,063,466.95 and 16,542,108.66 is: 22,828,121.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,480,757.24 : 42,063,466.95 = 16,542,108.66 : x
  2. Step 2: Convert to fraction form
    30,480,757.24/42,063,466.95 = 16,542,108.66/x
  3. Step 3: Cross multiply
    30,480,757.24x = 42,063,466.95 × 16,542,108.66
  4. Step 4: Simplify right side
    30,480,757.24x = 695,818,440,903,218.88
  5. Step 5: Solve for x
    x = 695,818,440,903,218.88/30,480,757.24
  6. Step 6: Final answer
    x = 22,828,121.87

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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.