Home / 26,670,010.40-40,005,015.60-8,720,928.80

Finding the Fourth Proportional to 26,670,010.40, 40,005,015.60 and 8,720,928.80

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Solution

The fourth proportional to 26,670,010.40, 40,005,015.60 and 8,720,928.80 is: 13,081,393.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,670,010.40 : 40,005,015.60 = 8,720,928.80 : x
  2. Step 2: Convert to fraction form
    26,670,010.40/40,005,015.60 = 8,720,928.80/x
  3. Step 3: Cross multiply
    26,670,010.40x = 40,005,015.60 × 8,720,928.80
  4. Step 4: Simplify right side
    26,670,010.40x = 348,880,892,690,489.31
  5. Step 5: Solve for x
    x = 348,880,892,690,489.31/26,670,010.40
  6. Step 6: Final answer
    x = 13,081,393.20

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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.