Home / 8,561,803.32-12,843,403.86-4,299,779.64

Finding the Fourth Proportional to 8,561,803.32, 12,843,403.86 and 4,299,779.64

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Solution

The fourth proportional to 8,561,803.32, 12,843,403.86 and 4,299,779.64 is: 6,450,020.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,561,803.32 : 12,843,403.86 = 4,299,779.64 : x
  2. Step 2: Convert to fraction form
    8,561,803.32/12,843,403.86 = 4,299,779.64/x
  3. Step 3: Cross multiply
    8,561,803.32x = 12,843,403.86 × 4,299,779.64
  4. Step 4: Simplify right side
    8,561,803.32x = 55,223,806,425,525.41
  5. Step 5: Solve for x
    x = 55,223,806,425,525.41/8,561,803.32
  6. Step 6: Final answer
    x = 6,450,020.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.