Home / 14,488,991.42-21,697,614.86-10,641,690.74

Finding the Fourth Proportional to 14,488,991.42, 21,697,614.86 and 10,641,690.74

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Solution

The fourth proportional to 14,488,991.42, 21,697,614.86 and 10,641,690.74 is: 15,936,189.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,488,991.42 : 21,697,614.86 = 10,641,690.74 : x
  2. Step 2: Convert to fraction form
    14,488,991.42/21,697,614.86 = 10,641,690.74/x
  3. Step 3: Cross multiply
    14,488,991.42x = 21,697,614.86 × 10,641,690.74
  4. Step 4: Simplify right side
    14,488,991.42x = 230,899,306,974,051.88
  5. Step 5: Solve for x
    x = 230,899,306,974,051.88/14,488,991.42
  6. Step 6: Final answer
    x = 15,936,189.09

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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.