Home / 10,269,830.57-14,172,808.95-5,686,151.94

Finding the Fourth Proportional to 10,269,830.57, 14,172,808.95 and 5,686,151.94

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Solution

The fourth proportional to 10,269,830.57, 14,172,808.95 and 5,686,151.94 is: 7,847,134.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,269,830.57 : 14,172,808.95 = 5,686,151.94 : x
  2. Step 2: Convert to fraction form
    10,269,830.57/14,172,808.95 = 5,686,151.94/x
  3. Step 3: Cross multiply
    10,269,830.57x = 14,172,808.95 × 5,686,151.94
  4. Step 4: Simplify right side
    10,269,830.57x = 80,588,745,106,291.86
  5. Step 5: Solve for x
    x = 80,588,745,106,291.86/10,269,830.57
  6. Step 6: Final answer
    x = 7,847,134.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.