Home / 12,007,798.02-16,570,563.45-6,501,128.85

Finding the Fourth Proportional to 12,007,798.02, 16,570,563.45 and 6,501,128.85

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Solution

The fourth proportional to 12,007,798.02, 16,570,563.45 and 6,501,128.85 is: 8,971,450.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,007,798.02 : 16,570,563.45 = 6,501,128.85 : x
  2. Step 2: Convert to fraction form
    12,007,798.02/16,570,563.45 = 6,501,128.85/x
  3. Step 3: Cross multiply
    12,007,798.02x = 16,570,563.45 × 6,501,128.85
  4. Step 4: Simplify right side
    12,007,798.02x = 107,727,368,146,976.94
  5. Step 5: Solve for x
    x = 107,727,368,146,976.94/12,007,798.02
  6. Step 6: Final answer
    x = 8,971,450.71

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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.