Home / 30,223,516.20-45,341,179.20-12,024,614.40

Finding the Fourth Proportional to 30,223,516.20, 45,341,179.20 and 12,024,614.40

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Solution

The fourth proportional to 30,223,516.20, 45,341,179.20 and 12,024,614.40 is: 18,039,270.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,223,516.20 : 45,341,179.20 = 12,024,614.40 : x
  2. Step 2: Convert to fraction form
    30,223,516.20/45,341,179.20 = 12,024,614.40/x
  3. Step 3: Cross multiply
    30,223,516.20x = 45,341,179.20 × 12,024,614.40
  4. Step 4: Simplify right side
    30,223,516.20x = 545,210,196,321,300.56
  5. Step 5: Solve for x
    x = 545,210,196,321,300.56/30,223,516.20
  6. Step 6: Final answer
    x = 18,039,270.90

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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.