Home / 25,215,555.84-34,798,771.20-15,422,929.92

Finding the Fourth Proportional to 25,215,555.84, 34,798,771.20 and 15,422,929.92

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Solution

The fourth proportional to 25,215,555.84, 34,798,771.20 and 15,422,929.92 is: 21,284,440.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,215,555.84 : 34,798,771.20 = 15,422,929.92 : x
  2. Step 2: Convert to fraction form
    25,215,555.84/34,798,771.20 = 15,422,929.92/x
  3. Step 3: Cross multiply
    25,215,555.84x = 34,798,771.20 × 15,422,929.92
  4. Step 4: Simplify right side
    25,215,555.84x = 536,699,009,519,714.38
  5. Step 5: Solve for x
    x = 536,699,009,519,714.38/25,215,555.84
  6. Step 6: Final answer
    x = 21,284,440.96

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1.5x scale

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.