Home / 20,867,346.48-28,796,382.50-12,046,500.06

Finding the Fourth Proportional to 20,867,346.48, 28,796,382.50 and 12,046,500.06

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Solution

The fourth proportional to 20,867,346.48, 28,796,382.50 and 12,046,500.06 is: 16,623,849.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,867,346.48 : 28,796,382.50 = 12,046,500.06 : x
  2. Step 2: Convert to fraction form
    20,867,346.48/28,796,382.50 = 12,046,500.06/x
  3. Step 3: Cross multiply
    20,867,346.48x = 28,796,382.50 × 12,046,500.06
  4. Step 4: Simplify right side
    20,867,346.48x = 346,895,623,514,032.94
  5. Step 5: Solve for x
    x = 346,895,623,514,032.94/20,867,346.48
  6. Step 6: Final answer
    x = 16,623,849.32

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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.