Home / 10,745,904.70-16,118,857.05-10,115,530.30

Finding the Fourth Proportional to 10,745,904.70, 16,118,857.05 and 10,115,530.30

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Solution

The fourth proportional to 10,745,904.70, 16,118,857.05 and 10,115,530.30 is: 15,173,295.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,745,904.70 : 16,118,857.05 = 10,115,530.30 : x
  2. Step 2: Convert to fraction form
    10,745,904.70/16,118,857.05 = 10,115,530.30/x
  3. Step 3: Cross multiply
    10,745,904.70x = 16,118,857.05 × 10,115,530.30
  4. Step 4: Simplify right side
    10,745,904.70x = 163,050,786,890,643.62
  5. Step 5: Solve for x
    x = 163,050,786,890,643.62/10,745,904.70
  6. Step 6: Final answer
    x = 15,173,295.45

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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.