Home / 57,131,246.86-85,685,711.46-18,259,271.70

Finding the Fourth Proportional to 57,131,246.86, 85,685,711.46 and 18,259,271.70

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Solution

The fourth proportional to 57,131,246.86, 85,685,711.46 and 18,259,271.70 is: 27,385,341.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,131,246.86 : 85,685,711.46 = 18,259,271.70 : x
  2. Step 2: Convert to fraction form
    57,131,246.86/85,685,711.46 = 18,259,271.70/x
  3. Step 3: Cross multiply
    57,131,246.86x = 85,685,711.46 × 18,259,271.70
  4. Step 4: Simplify right side
    57,131,246.86x = 1,564,558,686,355,943.50
  5. Step 5: Solve for x
    x = 1,564,558,686,355,943.50/57,131,246.86
  6. Step 6: Final answer
    x = 27,385,341.16

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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.