Home / 11,299,979.55-15,588,222.95-7,382,029.01

Finding the Fourth Proportional to 11,299,979.55, 15,588,222.95 and 7,382,029.01

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Solution

The fourth proportional to 11,299,979.55, 15,588,222.95 and 7,382,029.01 is: 10,183,444.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,299,979.55 : 15,588,222.95 = 7,382,029.01 : x
  2. Step 2: Convert to fraction form
    11,299,979.55/15,588,222.95 = 7,382,029.01/x
  3. Step 3: Cross multiply
    11,299,979.55x = 15,588,222.95 × 7,382,029.01
  4. Step 4: Simplify right side
    11,299,979.55x = 115,072,714,017,921.58
  5. Step 5: Solve for x
    x = 115,072,714,017,921.58/11,299,979.55
  6. Step 6: Final answer
    x = 10,183,444.45

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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.