Home / 12,130,258.22-16,739,837.41-6,623,671.52

Finding the Fourth Proportional to 12,130,258.22, 16,739,837.41 and 6,623,671.52

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Solution

The fourth proportional to 12,130,258.22, 16,739,837.41 and 6,623,671.52 is: 9,140,710.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,130,258.22 : 16,739,837.41 = 6,623,671.52 : x
  2. Step 2: Convert to fraction form
    12,130,258.22/16,739,837.41 = 6,623,671.52/x
  3. Step 3: Cross multiply
    12,130,258.22x = 16,739,837.41 × 6,623,671.52
  4. Step 4: Simplify right side
    12,130,258.22x = 110,879,184,339,757.36
  5. Step 5: Solve for x
    x = 110,879,184,339,757.36/12,130,258.22
  6. Step 6: Final answer
    x = 9,140,710.96

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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.