Home / 9,562,838.19-13,196,332.45-5,211,831.05

Finding the Fourth Proportional to 9,562,838.19, 13,196,332.45 and 5,211,831.05

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Solution

The fourth proportional to 9,562,838.19, 13,196,332.45 and 5,211,831.05 is: 7,192,117.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,562,838.19 : 13,196,332.45 = 5,211,831.05 : x
  2. Step 2: Convert to fraction form
    9,562,838.19/13,196,332.45 = 5,211,831.05/x
  3. Step 3: Cross multiply
    9,562,838.19x = 13,196,332.45 × 5,211,831.05
  4. Step 4: Simplify right side
    9,562,838.19x = 68,777,055,209,032.56
  5. Step 5: Solve for x
    x = 68,777,055,209,032.56/9,562,838.19
  6. Step 6: Final answer
    x = 7,192,117.43

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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.