Home / 10,143,369-15,215,939.10-2,570,335.02

Finding the Fourth Proportional to 10,143,369, 15,215,939.10 and 2,570,335.02

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Solution

The fourth proportional to 10,143,369, 15,215,939.10 and 2,570,335.02 is: 3,855,726.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,143,369 : 15,215,939.10 = 2,570,335.02 : x
  2. Step 2: Convert to fraction form
    10,143,369/15,215,939.10 = 2,570,335.02/x
  3. Step 3: Cross multiply
    10,143,369x = 15,215,939.10 × 2,570,335.02
  4. Step 4: Simplify right side
    10,143,369x = 39,110,061,130,917.28
  5. Step 5: Solve for x
    x = 39,110,061,130,917.28/10,143,369
  6. Step 6: Final answer
    x = 3,855,726.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.