Home / 67,249,493.94-92,804,469.87-38,997,343.02

Finding the Fourth Proportional to 67,249,493.94, 92,804,469.87 and 38,997,343.02

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Solution

The fourth proportional to 67,249,493.94, 92,804,469.87 and 38,997,343.02 is: 53,816,430.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,249,493.94 : 92,804,469.87 = 38,997,343.02 : x
  2. Step 2: Convert to fraction form
    67,249,493.94/92,804,469.87 = 38,997,343.02/x
  3. Step 3: Cross multiply
    67,249,493.94x = 92,804,469.87 × 38,997,343.02
  4. Step 4: Simplify right side
    67,249,493.94x = 3,619,127,745,309,645.50
  5. Step 5: Solve for x
    x = 3,619,127,745,309,645.50/67,249,493.94
  6. Step 6: Final answer
    x = 53,816,430.92

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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.