Home / 12,957,208.64-19,395,050.52-8,889,913.52

Finding the Fourth Proportional to 12,957,208.64, 19,395,050.52 and 8,889,913.52

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Solution

The fourth proportional to 12,957,208.64, 19,395,050.52 and 8,889,913.52 is: 13,306,903.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,957,208.64 : 19,395,050.52 = 8,889,913.52 : x
  2. Step 2: Convert to fraction form
    12,957,208.64/19,395,050.52 = 8,889,913.52/x
  3. Step 3: Cross multiply
    12,957,208.64x = 19,395,050.52 × 8,889,913.52
  4. Step 4: Simplify right side
    12,957,208.64x = 172,420,321,838,831.03
  5. Step 5: Solve for x
    x = 172,420,321,838,831.03/12,957,208.64
  6. Step 6: Final answer
    x = 13,306,903.26

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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.