Home / 34,489,931.80-51,768,934.98-18,315,836.68

Finding the Fourth Proportional to 34,489,931.80, 51,768,934.98 and 18,315,836.68

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Solution

The fourth proportional to 34,489,931.80, 51,768,934.98 and 18,315,836.68 is: 27,491,830.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,489,931.80 : 51,768,934.98 = 18,315,836.68 : x
  2. Step 2: Convert to fraction form
    34,489,931.80/51,768,934.98 = 18,315,836.68/x
  3. Step 3: Cross multiply
    34,489,931.80x = 51,768,934.98 × 18,315,836.68
  4. Step 4: Simplify right side
    34,489,931.80x = 948,191,358,191,219
  5. Step 5: Solve for x
    x = 948,191,358,191,219/34,489,931.80
  6. Step 6: Final answer
    x = 27,491,830.48

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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.