Home / 10,369,216.70-15,553,825.05-9,705,664.70

Finding the Fourth Proportional to 10,369,216.70, 15,553,825.05 and 9,705,664.70

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Solution

The fourth proportional to 10,369,216.70, 15,553,825.05 and 9,705,664.70 is: 14,558,497.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369,216.70 : 15,553,825.05 = 9,705,664.70 : x
  2. Step 2: Convert to fraction form
    10,369,216.70/15,553,825.05 = 9,705,664.70/x
  3. Step 3: Cross multiply
    10,369,216.70x = 15,553,825.05 × 9,705,664.70
  4. Step 4: Simplify right side
    10,369,216.70x = 150,960,210,737,760.72
  5. Step 5: Solve for x
    x = 150,960,210,737,760.72/10,369,216.70
  6. Step 6: Final answer
    x = 14,558,497.05

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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.