Home / 9,246,828.40-12,755,043.48-6,107,111.28

Finding the Fourth Proportional to 9,246,828.40, 12,755,043.48 and 6,107,111.28

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Solution

The fourth proportional to 9,246,828.40, 12,755,043.48 and 6,107,111.28 is: 8,424,128.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,246,828.40 : 12,755,043.48 = 6,107,111.28 : x
  2. Step 2: Convert to fraction form
    9,246,828.40/12,755,043.48 = 6,107,111.28/x
  3. Step 3: Cross multiply
    9,246,828.40x = 12,755,043.48 × 6,107,111.28
  4. Step 4: Simplify right side
    9,246,828.40x = 77,896,469,913,598.45
  5. Step 5: Solve for x
    x = 77,896,469,913,598.45/9,246,828.40
  6. Step 6: Final answer
    x = 8,424,128.42

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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.