Home / 11,235,089.12-15,515,130.98-10,623,009.78

Finding the Fourth Proportional to 11,235,089.12, 15,515,130.98 and 10,623,009.78

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Solution

The fourth proportional to 11,235,089.12, 15,515,130.98 and 10,623,009.78 is: 14,669,878.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,235,089.12 : 15,515,130.98 = 10,623,009.78 : x
  2. Step 2: Convert to fraction form
    11,235,089.12/15,515,130.98 = 10,623,009.78/x
  3. Step 3: Cross multiply
    11,235,089.12x = 15,515,130.98 × 10,623,009.78
  4. Step 4: Simplify right side
    11,235,089.12x = 164,817,388,138,520.97
  5. Step 5: Solve for x
    x = 164,817,388,138,520.97/11,235,089.12
  6. Step 6: Final answer
    x = 14,669,878.13

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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.