Home / 38,808,400.80-58,212,601.20-26,715,165.60

Finding the Fourth Proportional to 38,808,400.80, 58,212,601.20 and 26,715,165.60

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Solution

The fourth proportional to 38,808,400.80, 58,212,601.20 and 26,715,165.60 is: 40,072,748.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,808,400.80 : 58,212,601.20 = 26,715,165.60 : x
  2. Step 2: Convert to fraction form
    38,808,400.80/58,212,601.20 = 26,715,165.60/x
  3. Step 3: Cross multiply
    38,808,400.80x = 58,212,601.20 × 26,715,165.60
  4. Step 4: Simplify right side
    38,808,400.80x = 1,555,159,281,064,759
  5. Step 5: Solve for x
    x = 1,555,159,281,064,759/38,808,400.80
  6. Step 6: Final answer
    x = 40,072,748.40

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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.