Home / 19,479,834.40-29,219,751.60-8,842,266.40

Finding the Fourth Proportional to 19,479,834.40, 29,219,751.60 and 8,842,266.40

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Solution

The fourth proportional to 19,479,834.40, 29,219,751.60 and 8,842,266.40 is: 13,263,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,479,834.40 : 29,219,751.60 = 8,842,266.40 : x
  2. Step 2: Convert to fraction form
    19,479,834.40/29,219,751.60 = 8,842,266.40/x
  3. Step 3: Cross multiply
    19,479,834.40x = 29,219,751.60 × 8,842,266.40
  4. Step 4: Simplify right side
    19,479,834.40x = 258,368,827,789,026.25
  5. Step 5: Solve for x
    x = 258,368,827,789,026.25/19,479,834.40
  6. Step 6: Final answer
    x = 13,263,399.60

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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.