Home / 11,235,088.12-15,515,129.60-10,623,008.78

Finding the Fourth Proportional to 11,235,088.12, 15,515,129.60 and 10,623,008.78

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Solution

The fourth proportional to 11,235,088.12, 15,515,129.60 and 10,623,008.78 is: 14,669,876.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,235,088.12 : 15,515,129.60 = 10,623,008.78 : x
  2. Step 2: Convert to fraction form
    11,235,088.12/15,515,129.60 = 10,623,008.78/x
  3. Step 3: Cross multiply
    11,235,088.12x = 15,515,129.60 × 10,623,008.78
  4. Step 4: Simplify right side
    11,235,088.12x = 164,817,357,963,637.88
  5. Step 5: Solve for x
    x = 164,817,357,963,637.88/11,235,088.12
  6. Step 6: Final answer
    x = 14,669,876.75

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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.