Home / 39,169,633.40-58,754,450.10-12,243,246.20

Finding the Fourth Proportional to 39,169,633.40, 58,754,450.10 and 12,243,246.20

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Solution

The fourth proportional to 39,169,633.40, 58,754,450.10 and 12,243,246.20 is: 18,364,869.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,169,633.40 : 58,754,450.10 = 12,243,246.20 : x
  2. Step 2: Convert to fraction form
    39,169,633.40/58,754,450.10 = 12,243,246.20/x
  3. Step 3: Cross multiply
    39,169,633.40x = 58,754,450.10 × 12,243,246.20
  4. Step 4: Simplify right side
    39,169,633.40x = 719,345,197,919,914.62
  5. Step 5: Solve for x
    x = 719,345,197,919,914.62/39,169,633.40
  6. Step 6: Final answer
    x = 18,364,869.30

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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.