Home / 28,807,788.34-43,167,507.13-19,574,000.83

Finding the Fourth Proportional to 28,807,788.34, 43,167,507.13 and 19,574,000.83

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Solution

The fourth proportional to 28,807,788.34, 43,167,507.13 and 19,574,000.83 is: 29,330,985.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,807,788.34 : 43,167,507.13 = 19,574,000.83 : x
  2. Step 2: Convert to fraction form
    28,807,788.34/43,167,507.13 = 19,574,000.83/x
  3. Step 3: Cross multiply
    28,807,788.34x = 43,167,507.13 × 19,574,000.83
  4. Step 4: Simplify right side
    28,807,788.34x = 844,960,820,391,650.88
  5. Step 5: Solve for x
    x = 844,960,820,391,650.88/28,807,788.34
  6. Step 6: Final answer
    x = 29,330,985.44

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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.