Home / 19,368,335.20-29,040,061.20-8,013,301.60

Finding the Fourth Proportional to 19,368,335.20, 29,040,061.20 and 8,013,301.60

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Solution

The fourth proportional to 19,368,335.20, 29,040,061.20 and 8,013,301.60 is: 12,014,804.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,368,335.20 : 29,040,061.20 = 8,013,301.60 : x
  2. Step 2: Convert to fraction form
    19,368,335.20/29,040,061.20 = 8,013,301.60/x
  3. Step 3: Cross multiply
    19,368,335.20x = 29,040,061.20 × 8,013,301.60
  4. Step 4: Simplify right side
    19,368,335.20x = 232,706,768,878,057.91
  5. Step 5: Solve for x
    x = 232,706,768,878,057.91/19,368,335.20
  6. Step 6: Final answer
    x = 12,014,804.91

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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.