Home / 11,280,256.40-16,899,855.96-10,070,932.88

Finding the Fourth Proportional to 11,280,256.40, 16,899,855.96 and 10,070,932.88

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Solution

The fourth proportional to 11,280,256.40, 16,899,855.96 and 10,070,932.88 is: 15,088,071.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,280,256.40 : 16,899,855.96 = 10,070,932.88 : x
  2. Step 2: Convert to fraction form
    11,280,256.40/16,899,855.96 = 10,070,932.88/x
  3. Step 3: Cross multiply
    11,280,256.40x = 16,899,855.96 × 10,070,932.88
  4. Step 4: Simplify right side
    11,280,256.40x = 170,197,315,054,828
  5. Step 5: Solve for x
    x = 170,197,315,054,828/11,280,256.40
  6. Step 6: Final answer
    x = 15,088,071.50

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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.