Home / 27,776,742.60-41,692,005.90-13,409,891.40

Finding the Fourth Proportional to 27,776,742.60, 41,692,005.90 and 13,409,891.40

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Solution

The fourth proportional to 27,776,742.60, 41,692,005.90 and 13,409,891.40 is: 20,127,819.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,776,742.60 : 41,692,005.90 = 13,409,891.40 : x
  2. Step 2: Convert to fraction form
    27,776,742.60/41,692,005.90 = 13,409,891.40/x
  3. Step 3: Cross multiply
    27,776,742.60x = 41,692,005.90 × 13,409,891.40
  4. Step 4: Simplify right side
    27,776,742.60x = 559,085,271,367,159.25
  5. Step 5: Solve for x
    x = 559,085,271,367,159.25/27,776,742.60
  6. Step 6: Final answer
    x = 20,127,819.86

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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.