Home / 67,358,276.19-101,021,969.61-18,839,558.07

Finding the Fourth Proportional to 67,358,276.19, 101,021,969.61 and 18,839,558.07

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Solution

The fourth proportional to 67,358,276.19, 101,021,969.61 and 18,839,558.07 is: 28,255,017.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,358,276.19 : 101,021,969.61 = 18,839,558.07 : x
  2. Step 2: Convert to fraction form
    67,358,276.19/101,021,969.61 = 18,839,558.07/x
  3. Step 3: Cross multiply
    67,358,276.19x = 101,021,969.61 × 18,839,558.07
  4. Step 4: Simplify right side
    67,358,276.19x = 1,903,209,262,813,370.25
  5. Step 5: Solve for x
    x = 1,903,209,262,813,370.25/67,358,276.19
  6. Step 6: Final answer
    x = 28,255,017.36

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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.