Home / 8,079,426-11,149,841.16-4,457,987.28

Finding the Fourth Proportional to 8,079,426, 11,149,841.16 and 4,457,987.28

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Solution

The fourth proportional to 8,079,426, 11,149,841.16 and 4,457,987.28 is: 6,152,151.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,079,426 : 11,149,841.16 = 4,457,987.28 : x
  2. Step 2: Convert to fraction form
    8,079,426/11,149,841.16 = 4,457,987.28/x
  3. Step 3: Cross multiply
    8,079,426x = 11,149,841.16 × 4,457,987.28
  4. Step 4: Simplify right side
    8,079,426x = 49,705,850,065,300.45
  5. Step 5: Solve for x
    x = 49,705,850,065,300.45/8,079,426
  6. Step 6: Final answer
    x = 6,152,151.16

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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.