Home / 8,759,981.96-13,142,780-6,133,636

Finding the Fourth Proportional to 8,759,981.96, 13,142,780 and 6,133,636

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Solution

The fourth proportional to 8,759,981.96, 13,142,780 and 6,133,636 is: 9,202,419.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,759,981.96 : 13,142,780 = 6,133,636 : x
  2. Step 2: Convert to fraction form
    8,759,981.96/13,142,780 = 6,133,636/x
  3. Step 3: Cross multiply
    8,759,981.96x = 13,142,780 × 6,133,636
  4. Step 4: Simplify right side
    8,759,981.96x = 80,613,028,548,080
  5. Step 5: Solve for x
    x = 80,613,028,548,080/8,759,981.96
  6. Step 6: Final answer
    x = 9,202,419.47

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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.