Home / 20,414,927.64-30,621,373.14-7,634,492.76

Finding the Fourth Proportional to 20,414,927.64, 30,621,373.14 and 7,634,492.76

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Solution

The fourth proportional to 20,414,927.64, 30,621,373.14 and 7,634,492.76 is: 11,451,358.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,414,927.64 : 30,621,373.14 = 7,634,492.76 : x
  2. Step 2: Convert to fraction form
    20,414,927.64/30,621,373.14 = 7,634,492.76/x
  3. Step 3: Cross multiply
    20,414,927.64x = 30,621,373.14 × 7,634,492.76
  4. Step 4: Simplify right side
    20,414,927.64x = 233,778,651,538,588.47
  5. Step 5: Solve for x
    x = 233,778,651,538,588.47/20,414,927.64
  6. Step 6: Final answer
    x = 11,451,358.32

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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.