Home / 19,987,214.90-29,980,818.91-10,896,956.83

Finding the Fourth Proportional to 19,987,214.90, 29,980,818.91 and 10,896,956.83

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Solution

The fourth proportional to 19,987,214.90, 29,980,818.91 and 10,896,956.83 is: 16,345,433.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,987,214.90 : 29,980,818.91 = 10,896,956.83 : x
  2. Step 2: Convert to fraction form
    19,987,214.90/29,980,818.91 = 10,896,956.83/x
  3. Step 3: Cross multiply
    19,987,214.90x = 29,980,818.91 × 10,896,956.83
  4. Step 4: Simplify right side
    19,987,214.90x = 326,699,689,185,928.75
  5. Step 5: Solve for x
    x = 326,699,689,185,928.75/19,987,214.90
  6. Step 6: Final answer
    x = 16,345,433.36

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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.