Home / 67,141,291.56-100,711,913.64-17,955,866.53

Finding the Fourth Proportional to 67,141,291.56, 100,711,913.64 and 17,955,866.53

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Solution

The fourth proportional to 67,141,291.56, 100,711,913.64 and 17,955,866.53 is: 26,933,793.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,141,291.56 : 100,711,913.64 = 17,955,866.53 : x
  2. Step 2: Convert to fraction form
    67,141,291.56/100,711,913.64 = 17,955,866.53/x
  3. Step 3: Cross multiply
    67,141,291.56x = 100,711,913.64 × 17,955,866.53
  4. Step 4: Simplify right side
    67,141,291.56x = 1,808,369,678,792,777.50
  5. Step 5: Solve for x
    x = 1,808,369,678,792,777.50/67,141,291.56
  6. Step 6: Final answer
    x = 26,933,793.45

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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.