Home / 28,964,950.50-43,453,020.63-11,012,658.66

Finding the Fourth Proportional to 28,964,950.50, 43,453,020.63 and 11,012,658.66

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Solution

The fourth proportional to 28,964,950.50, 43,453,020.63 and 11,012,658.66 is: 16,521,115.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,964,950.50 : 43,453,020.63 = 11,012,658.66 : x
  2. Step 2: Convert to fraction form
    28,964,950.50/43,453,020.63 = 11,012,658.66/x
  3. Step 3: Cross multiply
    28,964,950.50x = 43,453,020.63 × 11,012,658.66
  4. Step 4: Simplify right side
    28,964,950.50x = 478,533,283,944,128.19
  5. Step 5: Solve for x
    x = 478,533,283,944,128.19/28,964,950.50
  6. Step 6: Final answer
    x = 16,521,115.20

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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.