Home / 10,314,866.40-14,233,660.08-5,668,407.12

Finding the Fourth Proportional to 10,314,866.40, 14,233,660.08 and 5,668,407.12

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Solution

The fourth proportional to 10,314,866.40, 14,233,660.08 and 5,668,407.12 is: 7,821,931.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,314,866.40 : 14,233,660.08 = 5,668,407.12 : x
  2. Step 2: Convert to fraction form
    10,314,866.40/14,233,660.08 = 5,668,407.12/x
  3. Step 3: Cross multiply
    10,314,866.40x = 14,233,660.08 × 5,668,407.12
  4. Step 4: Simplify right side
    10,314,866.40x = 80,682,180,141,131.77
  5. Step 5: Solve for x
    x = 80,682,180,141,131.77/10,314,866.40
  6. Step 6: Final answer
    x = 7,821,931.67

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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.