Home / 18,723,136.40-28,037,465.40-14,944,000.40

Finding the Fourth Proportional to 18,723,136.40, 28,037,465.40 and 14,944,000.40

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Solution

The fourth proportional to 18,723,136.40, 28,037,465.40 and 14,944,000.40 is: 22,378,296.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,723,136.40 : 28,037,465.40 = 14,944,000.40 : x
  2. Step 2: Convert to fraction form
    18,723,136.40/28,037,465.40 = 14,944,000.40/x
  3. Step 3: Cross multiply
    18,723,136.40x = 28,037,465.40 × 14,944,000.40
  4. Step 4: Simplify right side
    18,723,136.40x = 418,991,894,152,586.12
  5. Step 5: Solve for x
    x = 418,991,894,152,586.12/18,723,136.40
  6. Step 6: Final answer
    x = 22,378,296.31

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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.