Home / 20,950,019.10-31,426,012.80-6,573,555.90

Finding the Fourth Proportional to 20,950,019.10, 31,426,012.80 and 6,573,555.90

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Solution

The fourth proportional to 20,950,019.10, 31,426,012.80 and 6,573,555.90 is: 9,860,642.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,950,019.10 : 31,426,012.80 = 6,573,555.90 : x
  2. Step 2: Convert to fraction form
    20,950,019.10/31,426,012.80 = 6,573,555.90/x
  3. Step 3: Cross multiply
    20,950,019.10x = 31,426,012.80 × 6,573,555.90
  4. Step 4: Simplify right side
    20,950,019.10x = 206,580,651,854,915.53
  5. Step 5: Solve for x
    x = 206,580,651,854,915.53/20,950,019.10
  6. Step 6: Final answer
    x = 9,860,642.65

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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.