Home / 14,121,266.69-21,173,669.94-5,475,266.49

Finding the Fourth Proportional to 14,121,266.69, 21,173,669.94 and 5,475,266.49

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Solution

The fourth proportional to 14,121,266.69, 21,173,669.94 and 5,475,266.49 is: 8,209,708.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,121,266.69 : 21,173,669.94 = 5,475,266.49 : x
  2. Step 2: Convert to fraction form
    14,121,266.69/21,173,669.94 = 5,475,266.49/x
  3. Step 3: Cross multiply
    14,121,266.69x = 21,173,669.94 × 5,475,266.49
  4. Step 4: Simplify right side
    14,121,266.69x = 115,931,485,492,802.33
  5. Step 5: Solve for x
    x = 115,931,485,492,802.33/14,121,266.69
  6. Step 6: Final answer
    x = 8,209,708.67

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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.