Home / 14,364,533.43-19,823,533.92-7,838,520.84

Finding the Fourth Proportional to 14,364,533.43, 19,823,533.92 and 7,838,520.84

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Solution

The fourth proportional to 14,364,533.43, 19,823,533.92 and 7,838,520.84 is: 10,817,419.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,364,533.43 : 19,823,533.92 = 7,838,520.84 : x
  2. Step 2: Convert to fraction form
    14,364,533.43/19,823,533.92 = 7,838,520.84/x
  3. Step 3: Cross multiply
    14,364,533.43x = 19,823,533.92 × 7,838,520.84
  4. Step 4: Simplify right side
    14,364,533.43x = 155,387,183,754,366.91
  5. Step 5: Solve for x
    x = 155,387,183,754,366.91/14,364,533.43
  6. Step 6: Final answer
    x = 10,817,419.48

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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.