Home / 9,439,029.64-13,018,460.79-6,460,498.45

Finding the Fourth Proportional to 9,439,029.64, 13,018,460.79 and 6,460,498.45

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Solution

The fourth proportional to 9,439,029.64, 13,018,460.79 and 6,460,498.45 is: 8,910,422.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,439,029.64 : 13,018,460.79 = 6,460,498.45 : x
  2. Step 2: Convert to fraction form
    9,439,029.64/13,018,460.79 = 6,460,498.45/x
  3. Step 3: Cross multiply
    9,439,029.64x = 13,018,460.79 × 6,460,498.45
  4. Step 4: Simplify right side
    9,439,029.64x = 84,105,745,755,180.77
  5. Step 5: Solve for x
    x = 84,105,745,755,180.77/9,439,029.64
  6. Step 6: Final answer
    x = 8,910,422.89

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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.