Home / 7,980,867.36-11,973,072.24-2,300,648.40

Finding the Fourth Proportional to 7,980,867.36, 11,973,072.24 and 2,300,648.40

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Solution

The fourth proportional to 7,980,867.36, 11,973,072.24 and 2,300,648.40 is: 3,451,483.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,980,867.36 : 11,973,072.24 = 2,300,648.40 : x
  2. Step 2: Convert to fraction form
    7,980,867.36/11,973,072.24 = 2,300,648.40/x
  3. Step 3: Cross multiply
    7,980,867.36x = 11,973,072.24 × 2,300,648.40
  4. Step 4: Simplify right side
    7,980,867.36x = 27,545,829,492,040.41
  5. Step 5: Solve for x
    x = 27,545,829,492,040.41/7,980,867.36
  6. Step 6: Final answer
    x = 3,451,483.18

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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.