Home / 14,654,525.74-20,225,666.93-8,130,257.15

Finding the Fourth Proportional to 14,654,525.74, 20,225,666.93 and 8,130,257.15

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Solution

The fourth proportional to 14,654,525.74, 20,225,666.93 and 8,130,257.15 is: 11,221,098.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,654,525.74 : 20,225,666.93 = 8,130,257.15 : x
  2. Step 2: Convert to fraction form
    14,654,525.74/20,225,666.93 = 8,130,257.15/x
  3. Step 3: Cross multiply
    14,654,525.74x = 20,225,666.93 × 8,130,257.15
  4. Step 4: Simplify right side
    14,654,525.74x = 164,439,873,029,371.44
  5. Step 5: Solve for x
    x = 164,439,873,029,371.44/14,654,525.74
  6. Step 6: Final answer
    x = 11,221,098.24

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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.