Home / 14,275,617.57-19,700,377.24-7,749,251.45

Finding the Fourth Proportional to 14,275,617.57, 19,700,377.24 and 7,749,251.45

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Solution

The fourth proportional to 14,275,617.57, 19,700,377.24 and 7,749,251.45 is: 10,693,980.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,275,617.57 : 19,700,377.24 = 7,749,251.45 : x
  2. Step 2: Convert to fraction form
    14,275,617.57/19,700,377.24 = 7,749,251.45/x
  3. Step 3: Cross multiply
    14,275,617.57x = 19,700,377.24 × 7,749,251.45
  4. Step 4: Simplify right side
    14,275,617.57x = 152,663,176,892,617
  5. Step 5: Solve for x
    x = 152,663,176,892,617/14,275,617.57
  6. Step 6: Final answer
    x = 10,693,980.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.