Home / 11,162,951.37-15,426,018.95-9,508,866.57

Finding the Fourth Proportional to 11,162,951.37, 15,426,018.95 and 9,508,866.57

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Solution

The fourth proportional to 11,162,951.37, 15,426,018.95 and 9,508,866.57 is: 13,140,248.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,162,951.37 : 15,426,018.95 = 9,508,866.57 : x
  2. Step 2: Convert to fraction form
    11,162,951.37/15,426,018.95 = 9,508,866.57/x
  3. Step 3: Cross multiply
    11,162,951.37x = 15,426,018.95 × 9,508,866.57
  4. Step 4: Simplify right side
    11,162,951.37x = 146,683,955,854,297.19
  5. Step 5: Solve for x
    x = 146,683,955,854,297.19/11,162,951.37
  6. Step 6: Final answer
    x = 13,140,248.58

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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.