Home / 15,682,975.56-23,506,831.20-7,985,012.64

Finding the Fourth Proportional to 15,682,975.56, 23,506,831.20 and 7,985,012.64

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Solution

The fourth proportional to 15,682,975.56, 23,506,831.20 and 7,985,012.64 is: 11,968,541.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,682,975.56 : 23,506,831.20 = 7,985,012.64 : x
  2. Step 2: Convert to fraction form
    15,682,975.56/23,506,831.20 = 7,985,012.64/x
  3. Step 3: Cross multiply
    15,682,975.56x = 23,506,831.20 × 7,985,012.64
  4. Step 4: Simplify right side
    15,682,975.56x = 187,702,344,258,346.34
  5. Step 5: Solve for x
    x = 187,702,344,258,346.34/15,682,975.56
  6. Step 6: Final answer
    x = 11,968,541.53

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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.