Home / 67,896,519.81-101,843,784.01-16,778,539.23

Finding the Fourth Proportional to 67,896,519.81, 101,843,784.01 and 16,778,539.23

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Solution

The fourth proportional to 67,896,519.81, 101,843,784.01 and 16,778,539.23 is: 25,167,562.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,896,519.81 : 101,843,784.01 = 16,778,539.23 : x
  2. Step 2: Convert to fraction form
    67,896,519.81/101,843,784.01 = 16,778,539.23/x
  3. Step 3: Cross multiply
    67,896,519.81x = 101,843,784.01 × 16,778,539.23
  4. Step 4: Simplify right side
    67,896,519.81x = 1,708,789,925,343,431.75
  5. Step 5: Solve for x
    x = 1,708,789,925,343,431.75/67,896,519.81
  6. Step 6: Final answer
    x = 25,167,562.79

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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.