Home / 10,630,473.75-14,674,588.26-7,147,831.16

Finding the Fourth Proportional to 10,630,473.75, 14,674,588.26 and 7,147,831.16

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Solution

The fourth proportional to 10,630,473.75, 14,674,588.26 and 7,147,831.16 is: 9,867,055.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,630,473.75 : 14,674,588.26 = 7,147,831.16 : x
  2. Step 2: Convert to fraction form
    10,630,473.75/14,674,588.26 = 7,147,831.16/x
  3. Step 3: Cross multiply
    10,630,473.75x = 14,674,588.26 × 7,147,831.16
  4. Step 4: Simplify right side
    10,630,473.75x = 104,891,479,234,880.28
  5. Step 5: Solve for x
    x = 104,891,479,234,880.28/10,630,473.75
  6. Step 6: Final answer
    x = 9,867,055.95

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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.