Home / 48,391,651.20-72,671,457.60-25,716,835.20

Finding the Fourth Proportional to 48,391,651.20, 72,671,457.60 and 25,716,835.20

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Solution

The fourth proportional to 48,391,651.20, 72,671,457.60 and 25,716,835.20 is: 38,619,882.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,391,651.20 : 72,671,457.60 = 25,716,835.20 : x
  2. Step 2: Convert to fraction form
    48,391,651.20/72,671,457.60 = 25,716,835.20/x
  3. Step 3: Cross multiply
    48,391,651.20x = 72,671,457.60 × 25,716,835.20
  4. Step 4: Simplify right side
    48,391,651.20x = 1,868,879,898,842,987.25
  5. Step 5: Solve for x
    x = 1,868,879,898,842,987.25/48,391,651.20
  6. Step 6: Final answer
    x = 38,619,882.82

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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.