Home / 12,413,070.54-17,128,018.80-6,906,303.90

Finding the Fourth Proportional to 12,413,070.54, 17,128,018.80 and 6,906,303.90

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Solution

The fourth proportional to 12,413,070.54, 17,128,018.80 and 6,906,303.90 is: 9,529,576.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,413,070.54 : 17,128,018.80 = 6,906,303.90 : x
  2. Step 2: Convert to fraction form
    12,413,070.54/17,128,018.80 = 6,906,303.90/x
  3. Step 3: Cross multiply
    12,413,070.54x = 17,128,018.80 × 6,906,303.90
  4. Step 4: Simplify right side
    12,413,070.54x = 118,291,303,037,713.33
  5. Step 5: Solve for x
    x = 118,291,303,037,713.33/12,413,070.54
  6. Step 6: Final answer
    x = 9,529,576.32

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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.