Home / 45,955,424.28-68,939,439.30-20,395,867.80

Finding the Fourth Proportional to 45,955,424.28, 68,939,439.30 and 20,395,867.80

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Solution

The fourth proportional to 45,955,424.28, 68,939,439.30 and 20,395,867.80 is: 30,596,599.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,955,424.28 : 68,939,439.30 = 20,395,867.80 : x
  2. Step 2: Convert to fraction form
    45,955,424.28/68,939,439.30 = 20,395,867.80/x
  3. Step 3: Cross multiply
    45,955,424.28x = 68,939,439.30 × 20,395,867.80
  4. Step 4: Simplify right side
    45,955,424.28x = 1,406,079,690,168,924.50
  5. Step 5: Solve for x
    x = 1,406,079,690,168,924.50/45,955,424.28
  6. Step 6: Final answer
    x = 30,596,599.03

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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.