Home / 19,360,065.20-29,040,097.80-5,895,143.60

Finding the Fourth Proportional to 19,360,065.20, 29,040,097.80 and 5,895,143.60

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Solution

The fourth proportional to 19,360,065.20, 29,040,097.80 and 5,895,143.60 is: 8,842,715.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,360,065.20 : 29,040,097.80 = 5,895,143.60 : x
  2. Step 2: Convert to fraction form
    19,360,065.20/29,040,097.80 = 5,895,143.60/x
  3. Step 3: Cross multiply
    19,360,065.20x = 29,040,097.80 × 5,895,143.60
  4. Step 4: Simplify right side
    19,360,065.20x = 171,195,546,689,044.06
  5. Step 5: Solve for x
    x = 171,195,546,689,044.06/19,360,065.20
  6. Step 6: Final answer
    x = 8,842,715.40

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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.