Home / 55,153,690.40-82,581,236.40-43,209,754.40

Finding the Fourth Proportional to 55,153,690.40, 82,581,236.40 and 43,209,754.40

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Solution

The fourth proportional to 55,153,690.40, 82,581,236.40 and 43,209,754.40 is: 64,697,664.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,153,690.40 : 82,581,236.40 = 43,209,754.40 : x
  2. Step 2: Convert to fraction form
    55,153,690.40/82,581,236.40 = 43,209,754.40/x
  3. Step 3: Cross multiply
    55,153,690.40x = 82,581,236.40 × 43,209,754.40
  4. Step 4: Simplify right side
    55,153,690.40x = 3,568,314,942,892,340.50
  5. Step 5: Solve for x
    x = 3,568,314,942,892,340.50/55,153,690.40
  6. Step 6: Final answer
    x = 64,697,664.24

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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.