Home / 25,901,899.96-38,808,949.92-15,645,211.24

Finding the Fourth Proportional to 25,901,899.96, 38,808,949.92 and 15,645,211.24

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Solution

The fourth proportional to 25,901,899.96, 38,808,949.92 and 15,645,211.24 is: 23,441,300.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,901,899.96 : 38,808,949.92 = 15,645,211.24 : x
  2. Step 2: Convert to fraction form
    25,901,899.96/38,808,949.92 = 15,645,211.24/x
  3. Step 3: Cross multiply
    25,901,899.96x = 38,808,949.92 × 15,645,211.24
  4. Step 4: Simplify right side
    25,901,899.96x = 607,174,219,500,981.12
  5. Step 5: Solve for x
    x = 607,174,219,500,981.12/25,901,899.96
  6. Step 6: Final answer
    x = 23,441,300.46

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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.