Home / 10,347,888.16-15,518,047.92-3,954,979.36

Finding the Fourth Proportional to 10,347,888.16, 15,518,047.92 and 3,954,979.36

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Solution

The fourth proportional to 10,347,888.16, 15,518,047.92 and 3,954,979.36 is: 5,931,022.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,347,888.16 : 15,518,047.92 = 3,954,979.36 : x
  2. Step 2: Convert to fraction form
    10,347,888.16/15,518,047.92 = 3,954,979.36/x
  3. Step 3: Cross multiply
    10,347,888.16x = 15,518,047.92 × 3,954,979.36
  4. Step 4: Simplify right side
    10,347,888.16x = 61,373,559,231,090.93
  5. Step 5: Solve for x
    x = 61,373,559,231,090.93/10,347,888.16
  6. Step 6: Final answer
    x = 5,931,022.67

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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.