Home / 19,479,850.40-29,219,775.60-8,842,282.40

Finding the Fourth Proportional to 19,479,850.40, 29,219,775.60 and 8,842,282.40

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Solution

The fourth proportional to 19,479,850.40, 29,219,775.60 and 8,842,282.40 is: 13,263,423.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,479,850.40 : 29,219,775.60 = 8,842,282.40 : x
  2. Step 2: Convert to fraction form
    19,479,850.40/29,219,775.60 = 8,842,282.40/x
  3. Step 3: Cross multiply
    19,479,850.40x = 29,219,775.60 × 8,842,282.40
  4. Step 4: Simplify right side
    19,479,850.40x = 258,369,507,519,829.47
  5. Step 5: Solve for x
    x = 258,369,507,519,829.47/19,479,850.40
  6. Step 6: Final answer
    x = 13,263,423.60

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1.5x scale

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.