Home / 8,949,628.56-13,415,454-2,879,899.44

Finding the Fourth Proportional to 8,949,628.56, 13,415,454 and 2,879,899.44

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Solution

The fourth proportional to 8,949,628.56, 13,415,454 and 2,879,899.44 is: 4,316,956.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,949,628.56 : 13,415,454 = 2,879,899.44 : x
  2. Step 2: Convert to fraction form
    8,949,628.56/13,415,454 = 2,879,899.44/x
  3. Step 3: Cross multiply
    8,949,628.56x = 13,415,454 × 2,879,899.44
  4. Step 4: Simplify right side
    8,949,628.56x = 38,635,158,461,945.76
  5. Step 5: Solve for x
    x = 38,635,158,461,945.76/8,949,628.56
  6. Step 6: Final answer
    x = 4,316,956.64

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1.5x scale

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.