Home / 8,499,638.58-11,729,917-4,779,640.28

Finding the Fourth Proportional to 8,499,638.58, 11,729,917 and 4,779,640.28

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Solution

The fourth proportional to 8,499,638.58, 11,729,917 and 4,779,640.28 is: 6,596,137.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,499,638.58 : 11,729,917 = 4,779,640.28 : x
  2. Step 2: Convert to fraction form
    8,499,638.58/11,729,917 = 4,779,640.28/x
  3. Step 3: Cross multiply
    8,499,638.58x = 11,729,917 × 4,779,640.28
  4. Step 4: Simplify right side
    8,499,638.58x = 56,064,783,774,256.77
  5. Step 5: Solve for x
    x = 56,064,783,774,256.77/8,499,638.58
  6. Step 6: Final answer
    x = 6,596,137.38

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1.5x scale

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.