Home / 19,373,321.60-29,066,203.20-8,586,454.40

Finding the Fourth Proportional to 19,373,321.60, 29,066,203.20 and 8,586,454.40

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Solution

The fourth proportional to 19,373,321.60, 29,066,203.20 and 8,586,454.40 is: 12,882,438.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,373,321.60 : 29,066,203.20 = 8,586,454.40 : x
  2. Step 2: Convert to fraction form
    19,373,321.60/29,066,203.20 = 8,586,454.40/x
  3. Step 3: Cross multiply
    19,373,321.60x = 29,066,203.20 × 8,586,454.40
  4. Step 4: Simplify right side
    19,373,321.60x = 249,575,628,357,934.09
  5. Step 5: Solve for x
    x = 249,575,628,357,934.09/19,373,321.60
  6. Step 6: Final answer
    x = 12,882,438.72

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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.