Home / 9,221,968.80-13,832,953.20-4,742,992.80

Finding the Fourth Proportional to 9,221,968.80, 13,832,953.20 and 4,742,992.80

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Solution

The fourth proportional to 9,221,968.80, 13,832,953.20 and 4,742,992.80 is: 7,114,489.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,221,968.80 : 13,832,953.20 = 4,742,992.80 : x
  2. Step 2: Convert to fraction form
    9,221,968.80/13,832,953.20 = 4,742,992.80/x
  3. Step 3: Cross multiply
    9,221,968.80x = 13,832,953.20 × 4,742,992.80
  4. Step 4: Simplify right side
    9,221,968.80x = 65,609,597,430,336.95
  5. Step 5: Solve for x
    x = 65,609,597,430,336.95/9,221,968.80
  6. Step 6: Final answer
    x = 7,114,489.20

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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.