Home / 13,984,377.72-19,298,802.06-7,873,024.92

Finding the Fourth Proportional to 13,984,377.72, 19,298,802.06 and 7,873,024.92

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Solution

The fourth proportional to 13,984,377.72, 19,298,802.06 and 7,873,024.92 is: 10,864,977.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,984,377.72 : 19,298,802.06 = 7,873,024.92 : x
  2. Step 2: Convert to fraction form
    13,984,377.72/19,298,802.06 = 7,873,024.92/x
  3. Step 3: Cross multiply
    13,984,377.72x = 19,298,802.06 × 7,873,024.92
  4. Step 4: Simplify right side
    13,984,377.72x = 151,939,949,544,527.31
  5. Step 5: Solve for x
    x = 151,939,949,544,527.31/13,984,377.72
  6. Step 6: Final answer
    x = 10,864,977.52

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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.