Home / 67,428,378-93,051,161.64-36,904,986

Finding the Fourth Proportional to 67,428,378, 93,051,161.64 and 36,904,986

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Solution

The fourth proportional to 67,428,378, 93,051,161.64 and 36,904,986 is: 50,928,880.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,428,378 : 93,051,161.64 = 36,904,986 : x
  2. Step 2: Convert to fraction form
    67,428,378/93,051,161.64 = 36,904,986/x
  3. Step 3: Cross multiply
    67,428,378x = 93,051,161.64 × 36,904,986
  4. Step 4: Simplify right side
    67,428,378x = 3,434,051,817,607,937
  5. Step 5: Solve for x
    x = 3,434,051,817,607,937/67,428,378
  6. Step 6: Final answer
    x = 50,928,880.68

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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.