Home / 10,183,953.90-14,090,864.40-8,879,923.28

Finding the Fourth Proportional to 10,183,953.90, 14,090,864.40 and 8,879,923.28

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Solution

The fourth proportional to 10,183,953.90, 14,090,864.40 and 8,879,923.28 is: 12,286,563.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,183,953.90 : 14,090,864.40 = 8,879,923.28 : x
  2. Step 2: Convert to fraction form
    10,183,953.90/14,090,864.40 = 8,879,923.28/x
  3. Step 3: Cross multiply
    10,183,953.90x = 14,090,864.40 × 8,879,923.28
  4. Step 4: Simplify right side
    10,183,953.90x = 125,125,794,820,883.22
  5. Step 5: Solve for x
    x = 125,125,794,820,883.22/10,183,953.90
  6. Step 6: Final answer
    x = 12,286,563.36

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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.