Home / 67,997,309.28-93,839,613.78-38,237,323.51

Finding the Fourth Proportional to 67,997,309.28, 93,839,613.78 and 38,237,323.51

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Solution

The fourth proportional to 67,997,309.28, 93,839,613.78 and 38,237,323.51 is: 52,769,377.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,997,309.28 : 93,839,613.78 = 38,237,323.51 : x
  2. Step 2: Convert to fraction form
    67,997,309.28/93,839,613.78 = 38,237,323.51/x
  3. Step 3: Cross multiply
    67,997,309.28x = 93,839,613.78 × 38,237,323.51
  4. Step 4: Simplify right side
    67,997,309.28x = 3,588,175,670,159,314
  5. Step 5: Solve for x
    x = 3,588,175,670,159,314/67,997,309.28
  6. Step 6: Final answer
    x = 52,769,377.32

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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.