Home / 13,349,564.70-20,021,722.65-4,374,116.70

Finding the Fourth Proportional to 13,349,564.70, 20,021,722.65 and 4,374,116.70

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Solution

The fourth proportional to 13,349,564.70, 20,021,722.65 and 4,374,116.70 is: 6,560,315.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,349,564.70 : 20,021,722.65 = 4,374,116.70 : x
  2. Step 2: Convert to fraction form
    13,349,564.70/20,021,722.65 = 4,374,116.70/x
  3. Step 3: Cross multiply
    13,349,564.70x = 20,021,722.65 × 4,374,116.70
  4. Step 4: Simplify right side
    13,349,564.70x = 87,577,351,406,133.25
  5. Step 5: Solve for x
    x = 87,577,351,406,133.25/13,349,564.70
  6. Step 6: Final answer
    x = 6,560,315.14

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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.