Home / 19,566,113.20-29,217,410.20-15,978,995.80

Finding the Fourth Proportional to 19,566,113.20, 29,217,410.20 and 15,978,995.80

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Solution

The fourth proportional to 19,566,113.20, 29,217,410.20 and 15,978,995.80 is: 23,860,890.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,566,113.20 : 29,217,410.20 = 15,978,995.80 : x
  2. Step 2: Convert to fraction form
    19,566,113.20/29,217,410.20 = 15,978,995.80/x
  3. Step 3: Cross multiply
    19,566,113.20x = 29,217,410.20 × 15,978,995.80
  4. Step 4: Simplify right side
    19,566,113.20x = 466,864,874,872,677.19
  5. Step 5: Solve for x
    x = 466,864,874,872,677.19/19,566,113.20
  6. Step 6: Final answer
    x = 23,860,890.00

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.