Home / 11,072,107.72-15,279,886.02-6,425,535.16

Finding the Fourth Proportional to 11,072,107.72, 15,279,886.02 and 6,425,535.16

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Solution

The fourth proportional to 11,072,107.72, 15,279,886.02 and 6,425,535.16 is: 8,867,457.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072,107.72 : 15,279,886.02 = 6,425,535.16 : x
  2. Step 2: Convert to fraction form
    11,072,107.72/15,279,886.02 = 6,425,535.16/x
  3. Step 3: Cross multiply
    11,072,107.72x = 15,279,886.02 × 6,425,535.16
  4. Step 4: Simplify right side
    11,072,107.72x = 98,181,444,862,302.47
  5. Step 5: Solve for x
    x = 98,181,444,862,302.47/11,072,107.72
  6. Step 6: Final answer
    x = 8,867,457.52

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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.