Home / 18,094,074.30-27,141,111.45-11,929,358.70

Finding the Fourth Proportional to 18,094,074.30, 27,141,111.45 and 11,929,358.70

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Solution

The fourth proportional to 18,094,074.30, 27,141,111.45 and 11,929,358.70 is: 17,894,038.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,094,074.30 : 27,141,111.45 = 11,929,358.70 : x
  2. Step 2: Convert to fraction form
    18,094,074.30/27,141,111.45 = 11,929,358.70/x
  3. Step 3: Cross multiply
    18,094,074.30x = 27,141,111.45 × 11,929,358.70
  4. Step 4: Simplify right side
    18,094,074.30x = 323,776,054,003,727.06
  5. Step 5: Solve for x
    x = 323,776,054,003,727.06/18,094,074.30
  6. Step 6: Final answer
    x = 17,894,038.05

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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.