Home / 19,360,089.60-29,040,134.40-8,022,681.60

Finding the Fourth Proportional to 19,360,089.60, 29,040,134.40 and 8,022,681.60

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Solution

The fourth proportional to 19,360,089.60, 29,040,134.40 and 8,022,681.60 is: 12,034,022.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,360,089.60 : 29,040,134.40 = 8,022,681.60 : x
  2. Step 2: Convert to fraction form
    19,360,089.60/29,040,134.40 = 8,022,681.60/x
  3. Step 3: Cross multiply
    19,360,089.60x = 29,040,134.40 × 8,022,681.60
  4. Step 4: Simplify right side
    19,360,089.60x = 232,979,751,912,407.03
  5. Step 5: Solve for x
    x = 232,979,751,912,407.03/19,360,089.60
  6. Step 6: Final answer
    x = 12,034,022.40

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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.