Home / 74,289,309.40-111,433,964.10-23,171,246.20

Finding the Fourth Proportional to 74,289,309.40, 111,433,964.10 and 23,171,246.20

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Solution

The fourth proportional to 74,289,309.40, 111,433,964.10 and 23,171,246.20 is: 34,756,869.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,289,309.40 : 111,433,964.10 = 23,171,246.20 : x
  2. Step 2: Convert to fraction form
    74,289,309.40/111,433,964.10 = 23,171,246.20/x
  3. Step 3: Cross multiply
    74,289,309.40x = 111,433,964.10 × 23,171,246.20
  4. Step 4: Simplify right side
    74,289,309.40x = 2,582,063,817,203,061
  5. Step 5: Solve for x
    x = 2,582,063,817,203,061/74,289,309.40
  6. Step 6: Final answer
    x = 34,756,869.30

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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.